A student was once given a simple task to accomplish. He was given 6 numbers: 1, 10, 20, 30, 40, and 80, and was told to sum them together to be equal to 100. At last, he was able to accomplish this task. How did he do it? -Riddles

A student was once given a simple task to accomplish. He was given 6 numbers: 1, 10, 20, 30, 40, and 80, and was told to sum them together to be equal to 100. At last, he was able to accomplish this task. How did he do it? -Riddles
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1 Answer

Answer :

He read 10 and 80 backwards to give him 01 and 08 respectively. So, 1 + 01 + 20 + 30 + 40 + 08 = 100.
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Related questions

A man told his son that he would give him $1000 if he could accomplish the following task. The father gave his son ten envelopes and a thousand dollars, all in one dollar bills. He told his son, 'Place the money in the envelopes in such a manner that no matter what number of dollars I ask for, you can give me one or more of the envelopes, containing the exact amount I asked for without having to open any of the envelopes. If you can do this, you will keep the $1000.' When the father asked for a sum of money, the son was able to give him envelopes containing the exact amount of money asked for. How did the son distribute the money among the ten envelopes? -Riddles

Description : A man told his son that he would give him $1000 if he could accomplish the following task. The father gave his son ten envelopes and a thousand dollars, all in one dollar bills. He told his ... exact amount of money asked for. How did the son distribute the money among the ten envelopes? -Riddles

Last Answer : The contents or the ten envelopes (in dollar bills) should be as follows: $1, 2, 4, 8, 16, 32, 64, 128, 256, 489. The first nine numbers are in geometrical progression, and their sum, deducted from 1,000, gives the contents of the tenth envelope.

The L.C.M of two numbers is 14 times their H.C.F . The sum of the L.C.M. and the H.C.F . is 600. If one number is 280 , then the other number is (a) 40 (b) 60 (c) 80 (d) 100

Description : The L.C.M of two numbers is 14 times their H.C.F . The sum of the L.C.M. and the H.C.F . is 600. If one number is 280 , then the other number is (a) 40 (b) 60 (c) 80 (d) 100

Last Answer : 80

A simple peasant bought a number of camels and is taking them to his farm. As he rides contentedly along he counts them - he counts 29. He was sure he had bought 30 camel, so in alarm he jumps off his camel and counts the camels again. To his delight there are 30. Half an hour later, he counts his camels and once more there are just 29. Confused, he climbs off his camel and counts again. Once more there are 30. Can you explain? -Riddles

Description : A simple peasant bought a number of camels and is taking them to his farm. As he rides contentedly along he counts them - he counts 29. He was sure he had bought 30 camel, so in alarm he jumps ... Confused, he climbs off his camel and counts again. Once more there are 30. Can you explain? -Riddles

Last Answer : When he is on the camel he omits to count it.

Once upon a time, in a temple, there were three deities: Truth, Lie and Wisdom. The Truth Deity always told the truth. The Lie Deity always told the lie. The Wisdom Deity sometimes told the truth, sometimes told the lie. Unfortunately, those three deities looked exactly the same, so that no one could distinguish them. One day, a sage came by and he differentiated them by the following trick: He asked the deity sitting on the left: 'Who is the middle deity?'- 'Truth', said the deity. He asked the deity sitting in the middle: 'Who are you?'- 'Wisdom', replied the deity. He asked the deity sitting on the right: 'Who is the middle deitie?'- 'Lie', the deity answered.How could the sage distinguish the three deities? -Riddles

Description : Once upon a time, in a temple, there were three deities: Truth, Lie and Wisdom. The Truth Deity always told the truth. The Lie Deity always told the lie. The Wisdom Deity sometimes told the ... the middle deitie?'- 'Lie', the deity answered.How could the sage distinguish the three deities? -Riddles

Last Answer : The left deity is Wisdom; the middle one is Lie, and the right one is Truth. Explain: The left deity (L) said that the middle one (M) is Truth; therefore, L cannot be Truth (because there cannot be two ... cannot be Truth. Thus, R is Truth. According to him, M is Lie and as a result, L is Wisdom.

An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something that would be able to fill their living room. The first man bought straw, but there was not enough to fill the room. The second bought some sticks, but they still did not fill the room. The third man bought two things that filled the room, so he obtained his father's fortune. What were the two things that the man bought? -Riddles

Description : An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something ... filled the room, so he obtained his father's fortune. What were the two things that the man bought? -Riddles

Last Answer : The wise son bought a candle and a box of matches. After lighting the candle, the light filled the entire room.

An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something that would be able to fill their living room. The first man bought straw, but there was not enough to fill the room. The second bought some sticks, but they still did not fill the room. The third man bought two things that filled the room, so he obtained his father's fortune. What were the two things that the man bought? -Riddles

Description : An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something ... filled the room, so he obtained his father's fortune. What were the two things that the man bought? -Riddles

Last Answer : The wise son bought a candle and a box of matches. After lighting the candle, the light filled the entire room.

An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something that would be able to fill their living room. The first man bought straw, but there was not enough to fill the room. The second bought some sticks, but they still did not fill the room. The third man bought two things that filled the room, so he obtained his father's fortune. What were the two things that the man bought? -Riddles

Description : An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something ... filled the room, so he obtained his father's fortune. What were the two things that the man bought? -Riddles

Last Answer : The wise son bought a candle and a box of matches. After lighting the candle, the light filled the entire room.

When the celebrated German mathematician Karl Friedrich Gauss (1777-1855) was nine he was asked to add all the integers from 1 through 100. He quickly added 1 to 100, 2 to 99, and so on for 50 pairs of numbers each adding to 101. 50 X 101=5,050.Now find the sum of all the digits in integers from 1 through 1,000,000,000.That's all the digits in all the numbers, not all the numbers themselves. -Riddles

Description : When the celebrated German mathematician Karl Friedrich Gauss (1777-1855) was nine he was asked to add all the integers from 1 through 100. He quickly added 1 to 100, 2 to 99, and so on for 50 pairs ... 1,000,000,000.That's all the digits in all the numbers, not all the numbers themselves. -Riddles

Last Answer : The numbers can be grouped by pairs: 999,999,999 and 0; 999,999,998 and 1' 999,999,997 and 2; and so on.... There are half a billion pairs, and the sum of the digits in each pair is 81. The digits in the unpaired number, 1,000,000,000, add to 1. Then: (500,000,000 X 81) + 1= 40,500,000,001.

The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not work on the stored program concept. How many numbers could it store in its internal memory? A) 100 B) 20 C) 40 D) 80

Description : The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not work on the stored program concept. How many numbers could it store in its internal memory? A) 100 B) 20 C) 40 D) 80

Last Answer : Answer : B

How many numbers could ENIAC store in its internal memory A) 100 B) 20 C) 80 D) 40

Description : How many numbers could ENIAC store in its internal memory A) 100 B) 20 C) 80 D) 40

Last Answer : Answer : B

The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle. How many numbers could it store in its internal memory? a. 100 b. 20 c. 40 d. 80

Description : The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle. How many numbers could it store in its internal memory? a. 100 b. 20 c. 40 d. 80

Last Answer : 20

The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle. How many numbers could it store in its internal memory? a. 100 b. 20 c. 40 d. 80

Description : The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle. How many numbers could it store in its internal memory? a. 100 b. 20 c. 40 d. 80

Last Answer : b. 20

The sum of the squares between three numbers is 5000. The ratio between the first and the second number is 3:4 and that of second and third number is 4:5. Find the difference between first and the third number. A) 20 B) 30 C) 40 D) 50 E) None of these

Description : The sum of the squares between three numbers is 5000. The ratio between the first and the second number is 3:4 and that of second and third number is 4:5. Find the difference between first and the third number. A) 20 B) 30 C) 40 D) 50 E) None of these

Last Answer : Answer: A a^2 + b^2 + c^2 = 5000 a:b:c = 3:4:5 50x^2 = 5000. X = 10. 5x – 3x = 2*10 = 20

A woman waved to a man in a taxi. She got into the taxi and told the taxi driver where to take her. He nodded to her and drove. The woman talked a lot and that annoyed the taxi driver. The taxi driver said,' Ma'am, I can't hear what you are saying! I am as deaf as a post!' The woman stopped talking for the rest of the ride. Once she got out of the taxi, she realized he was lying. How did she know? -Riddles

Description : A woman waved to a man in a taxi. She got into the taxi and told the taxi driver where to take her. He nodded to her and drove. The woman talked a lot and that annoyed the taxi driver. The taxi ... of the ride. Once she got out of the taxi, she realized he was lying. How did she know? -Riddles

Last Answer : There are two ways she figured out: 1. He would have had to hear her to know she was talking as he was focusing on driving. 2. He would not have heard her directions if he was deaf and wouldn't have nodded in response as a way to confirm he got the directions.

There was once a girl who was always jealous of her sister. One day a genie appeared and told her that he was 'half magic' which meant that he could grant her wishes, but her sister would always get two times more than she did. She had three wishes. First, she wishes that she was the richest person in the world, but her sister soon became the richest because she got two times the money. Her second wish was that she was the most beautiful woman in the world, but her sister gets twice as much beauty.What was her third wish? -Riddles

Description : There was once a girl who was always jealous of her sister. One day a genie appeared and told her that he was 'half magic' which meant that he could grant her wishes, but her sister would always ... woman in the world, but her sister gets twice as much beauty.What was her third wish? -Riddles

Last Answer : She askes the genie to grab a nearby stick and beat her half to death.

Near a castle without a moat, a well-known queen was captured and held hostage by a dark and powerful enemy force. Several of her loyal servants tried to break through enemy lines to free her, but most of them were eliminated during battle. However, one of her servants was able to break through the enemy’s defenses to free the queen—at the cost of his own life; but he knew he could never go back once he had started. Can anyone identify this well-known queen and the lowly servant who performed the greatest sacrifice to save her? -Riddles

Description : Near a castle without a moat, a well-known queen was captured and held hostage by a dark and powerful enemy force. Several of her loyal servants tried to break through enemy lines to free her ... this well-known queen and the lowly servant who performed the greatest sacrifice to save her? -Riddles

Last Answer : The queen was the white queen, and the servant who was sacrificed was a white pawn who had reached the back row of the black chess pieces—and was subsequently promoted/exchanged for the captured white queen.

A task is done by 46 persons not all of them have the same capacity to task. Every day exactly 2 persons, do the task with no pair of persons working together twice. Even after all possible pairs have worked once, all the persons together works for two more days to finish the task. Find the number of days in which all the persons together will finish the whole task? a) 44 b) 45 c) 46 d) 47

Description : A task is done by 46 persons not all of them have the same capacity to task. Every day exactly 2 persons, do the task with no pair of persons working together twice. Even after all possible pairs have worked ... in which all the persons together will finish the whole task? a) 44 b) 45 c) 46 d) 47

Last Answer : D 46 persons task in pairs, with no same pair of persons working together. Each person will be working with other 45 which means each persons will work for 45 days in pair. Let the time taken by each ... +1/T46)= 1/47 If all the persons work together they will finish the whole task in 47 days.

I am a three-digit number. All of my digits are prime. One of the numbers is even. Each of my numbers are used only once. The total of my first and last digits equals 10. The total of my first two digits equals 5. -Riddles

Description : I am a three-digit number. All of my digits are prime. One of the numbers is even. Each of my numbers are used only once. The total of my first and last digits equals 10. The total of my first two digits equals 5. -Riddles

Last Answer : This one is fairly easy if you use elimination if you follow all the first 5 steps you get three options: 525, 327, and 723 but if you followed the last step you would reach your answer. The answer was 327.

If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, 6 kg, 4 kg respectively, the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Description : If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, ... , the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Last Answer : Answer: Option C

In 2000, a 40-year-old doctor told his son that when a little boy he decided to be a doctor by seeing a internet web site about performing a heart transplant on a puppy with a defective heart so that the puppy would live a normal life. I then thought that I would be a doctor so that I could help people in a similar way. What is the defect in this story? -Riddles

Description : In 2000, a 40-year-old doctor told his son that when a little boy he decided to be a doctor by seeing a internet web site about performing a heart transplant on a puppy with a defective heart so that ... doctor so that I could help people in a similar way. What is the defect in this story? -Riddles

Last Answer : The internet did not exist when the doctor was a little boy.

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Description : 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Last Answer : 22

There are five acquaintances. One of them shot and killed one of the other five. Which man is the murderer? 1. Dan ran in the NY City marathon yesterday with one of the innocent men. 2. Mike considered being a farmer before he moved to the city. 3. Jeff is a top-notch computer consultant and wants to install Ben's new computer next week. 4. The murderer had his leg amputated last month. 5. Ben met Jack for the first time six months ago. 6. Jack has been in seclusion since the crime. 7. Dan used to drink heavily. 8. Ben and Jeff built their last computers together. 9. The murderer is Jack's brother; they grew up together in Seattle. -Riddles

Description : There are five acquaintances. One of them shot and killed one of the other five. Which man is the murderer? 1. Dan ran in the NY City marathon yesterday with one of the innocent men. 2. Mike ... last computers together. 9. The murderer is Jack's brother; they grew up together in Seattle. -Riddles

Last Answer : 1. Jack is not the murderer, because he is the brother of the murderer. 2. Dan can't be the murderer since he ran a marathon, and the murderer recently had his leg amputated, and wouldn't ... must also be alive since Jeff plans to install Ben's computer next week. This means that Jeff killed Mike.

I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure, a matter of course. I am given with pleasure when taken by force. What am I? -Riddles

Description : I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure, a matter of course. I am given with pleasure when taken by force. What am I? -Riddles

Last Answer : I'm a Kiss!

The title of the problem tells you how to approach these four questions.(A). A bus leaves Moscow for Tula at noon. An hour later a cyclist leaves Tula for mosco, moving slower than the bus. When the bus and cyclist meet, which one of the two will be farther from Moscow?(B). Which is worth more: a pound of $10 gold peices or half a pound of $20 gold pieces?(C). At six o'clock the wall clock struck 6 times. Checking with my watch, I noticed the time between the first and last strokes was 30 seconds. How long will the clock take to strike 12 at midnight?(D). Three swallows fly outward from a point. When will they all be on the same plane in space?Now check the answers. Did you fall into any of the traps which lurk in these simple problems? -Riddles

Description : The title of the problem tells you how to approach these four questions.(A). A bus leaves Moscow for Tula at noon. An hour later a cyclist leaves Tula for mosco, moving slower than the bus. ... Now check the answers. Did you fall into any of the traps which lurk in these simple problems? -Riddles

Last Answer : (A). Neither (B). A pound of metal is always more than half a pound of the same metal. (C). Six strokes took 30 seconds, therefore 12 strokes will take 60 seconds. But when the clock struck ... , therefore 12 strokes will take 66 seconds. (D). There is always a plane that contains any 3 points

I like to be blue and have been since '63, but I could be anything if my circuit was fixed. I'm small yet infinitely bigger. I was grown but I'm made of metal. I am the last of my kind just like my beautiful idiot once was. Together we will travel, have traveled or are traveling. Tenses as seen, seeing, will see, are mysterious to me. Wibblies and wobblies, time correctly described by a ****. What will I be, what have I been, or is it, what am I? -Riddles

Description : I like to be blue and have been since '63, but I could be anything if my circuit was fixed. I'm small yet infinitely bigger. I was grown but I'm made of metal. I am the last of my kind just like ... time correctly described by a Lord. What will I be, what have I been, or is it, what am I? -Riddles

Last Answer : The T.A.R.D.I.S. from Doctor Who.

A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. (A) 10-15 (B) 30-40 (C) 70-80 (D) 90-100

Description : A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. (A) 10-15 (B) 30-40 (C) 70-80 (D) 90-100

Last Answer : (A) 10-15

Consider a fuzzy set old as defined below Old = {(20, 0.1), (30, 0.2), (40, 0.4), (50, 0.6), (60, 0.8), (70, 1), (80, 1)} Then the alpha-cut for alpha = 0.4 for the set old will be (A) {(40, 0.4)} (B) {50, 60, 70, 80} (C) {(20, 0.1), (30, 0.2)} (D) {(20, 0), (30, 0), (40, 1), (50, 1), (60, 1), (70, 1), (80, 1)}

Description : Consider a fuzzy set old as defined below Old = {(20, 0.1), (30, 0.2), (40, 0.4), (50, 0.6), (60, 0.8), (70, 1), (80, 1)} Then the alpha-cut for alpha = 0.4 for the set old will be (A) {(40, 0.4)} (B) {50, 60, ... , (30, 0.2)} (D) {(20, 0), (30, 0), (40, 1), (50, 1), (60, 1), (70, 1), (80, 1)}

Last Answer : (D) {(20, 0), (30, 0), (40, 1), (50, 1), (60, 1), (70, 1), (80, 1)}

A magician was boasting one day at how long he could hold his breath under water. His record was 6 minutes. A kid that was listening said, 'that's nothing, I can stay under water for 10 minutes using no types of equipment or air pockets!' The magician told the kid if he could do that, he'd give him $10,000. The kid did it and won the money.Can you figure out how? -Riddles

Description : A magician was boasting one day at how long he could hold his breath under water. His record was 6 minutes. A kid that was listening said, 'that's nothing, I can stay under water for 10 minutes using no ... he'd give him $10,000. The kid did it and won the money.Can you figure out how? -Riddles

Last Answer : The kid filled a glass of water and held it over his head for 10 minutes.

A magician was boasting one day at how long he could hold his breath under water. His record was 6 minutes. A kid that was listening said, 'that's nothing, I can stay under water for 10 minutes using no types of equipment or air pockets!' The magician told the kid if he could do that, he'd give him $10,000. The kid did it and won the money. Can you figure out how? -Riddles

Description : A magician was boasting one day at how long he could hold his breath under water. His record was 6 minutes. A kid that was listening said, 'that's nothing, I can stay under water for 10 minutes using no ... he'd give him $10,000. The kid did it and won the money. Can you figure out how? -Riddles

Last Answer : The kid filled a glass of water and held it over his head for 10 minutes.

The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is: A.30 B.22 C.40 D.60 E.None of these

Description : The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is: A.30 B.22 C.40 D.60 E.None of these

Last Answer : Answer – C (40) Explanation – Let the numbers be 2x and 3x. Then, their L.C.M. = 6x. So, 6x = 48 or x = 8. The numbers are 16 and 24. Hence, required sum = (16 + 24) = 40.

The total Glucose in the body is ________ gms. (A) 10–15 (B) 20–30 (C) 40–50 (D) 60–80

Description : The total Glucose in the body is ________ gms. (A) 10–15 (B) 20–30 (C) 40–50 (D) 60–80

Last Answer : B

Two linked genes a and b show 20% recombination. the individuals of a dihybrid cross between ++/++ × ab/ab shall show gametes (a) ++ : 80 : : ab : 20 (b) ++ : 50 : : ab : 50 (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10 (d) ++ : 30 : : ab : 30 : : + a : 20 : : + b : 20.

Description : Two linked genes a and b show 20% recombination. the individuals of a dihybrid cross between ++/++ × ab/ab shall show gametes (a) ++ : 80 : : ab : 20 (b) ++ : 50 : : ab : 50 (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10 (d) ++ : 30 : : ab : 30 : : + a : 20 : : + b : 20.

Last Answer : (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10

If you use the Pomodoro method to stay on task, how many units do you accomplish per day?

Description : If you use the Pomodoro method to stay on task, how many units do you accomplish per day?

Last Answer : We use a similar method in homeschooling. The students have a short attention span, so we started with 10 minute work/break sessions, but was too short. Since we moved to 30 minute each, plus an ... The online curriculum we use also keeps track of the time spent on work, and grades (%) earned.

In what ways have you used your (social) network to accomplish a task that normally wouldn't have been possible?

Description : In what ways have you used your (social) network to accomplish a task that normally wouldn't have been possible?

Last Answer : I used it to advertise this video. http://www.youtube.com/watch?v=yiqkrz83fos

Did Marco polo accomplish the task that his dad and uncle gave him?

Description : Did Marco polo accomplish the task that his dad and uncle gave him?

Last Answer : Well when his father and uncle gave him he went to china andstayed there for 17 or 25 years. I am pretty sure that he didn'taccomplish his goal because he stayed there for 17 or 25 years. ... task.This is my opinion, not the internet's. By Jimryl A student fromLouis Weiner Elementary School Arzadon

Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of (A) Final rolling out of paper (B) Cutting of fibres (C) Hydration of fibres (D) Fibrillation of fibre

Description : Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of (A) Final rolling out of paper (B) Cutting of fibres (C) Hydration of fibres (D) Fibrillation of fibre

Last Answer : (A) Final rolling out of paper

The draft of ‘Victory plough’ is— (A) 80-100 kg (B) 40-50 kg(C) 70-80 kg (D) 10-20 kg

Description : The draft of ‘Victory plough’ is— (A) 80-100 kg (B) 40-50 kg(C) 70-80 kg (D) 10-20 kg

Last Answer : (A) 80-100 kg

Calculate the power of a material with electric field 100 units at a distance of 10cm with a current of 2A flowing through it. a) 10 b) 20 c) 40 d) 80

Description : Calculate the power of a material with electric field 100 units at a distance of 10cm with a current of 2A flowing through it. a) 10 b) 20 c) 40 d) 80

Last Answer : b) 20

The sum of the ages of two persons A and B is 50. 5 years ago, the ratio of their ages was 5/3. The present age of A and B are (A) 30, 20 (B) 35, 15 (C) 38, 12 (D) 40, 10

Description : The sum of the ages of two persons A and B is 50. 5 years ago, the ratio of their ages was 5/3. The present age of A and B are (A) 30, 20 (B) 35, 15 (C) 38, 12 (D) 40, 10

Last Answer : Answer: A

There are 4 borthers 3 of them want to buy a television which is 30 pounds. Each of them pay 10 pound each they give the money to the fourth brother and asked him to go into town and buy the television. When he got there the man said there was 5 pounds off so the fourth brother took the 5 pound and television and left. He decided to make some money out of this so he took 2 pounds and give the other 3 pounds to his brothers. So the 3 brothers only payed 9 pounds each. 3 times 9 is 27 were is the last pound? -Riddles

Description : There are 4 borthers 3 of them want to buy a television which is 30 pounds. Each of them pay 10 pound each they give the money to the fourth brother and asked him to go into town and buy the television. ... So the 3 brothers only payed 9 pounds each. 3 times 9 is 27 were is the last pound? -Riddles

Last Answer : Add 3 on to 25 = 28 then add 2

Tom and his younger sister were fighting. Their mother was tired of the fighting and decided to punish them by making them stand on the same piece of newspaper in such a way that they couldn't touch each other. How did she accomplish this? -Riddles

Description : Tom and his younger sister were fighting. Their mother was tired of the fighting and decided to punish them by making them stand on the same piece of newspaper in such a way that they couldn't touch each other. How did she accomplish this? -Riddles

Last Answer : Tom's mother slid a newspaper under a door, each sibling standing on each side.

Pipe A can fill an empty tank in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins. If all of them work together, find the time taken to fill the tank? (a) 17 1/7 mins (b) 20 mins (c) 8 mins (d) none of these

Description : Pipe A can fill an empty tank in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins. If all of them work together, find the time taken to fill the tank? (a) 17 1/7 mins (b) 20 mins (c) 8 mins (d) none of these

Last Answer : (a) 17 1/7 mins

P and Q can do a piece of job in 24 days; Q and R can do it in 30 days while R and P can finish it in 40 days. If P, Q, Rworks together, in how many days will they finish the job? In how many days will each one of them finish it, working alone? A) 15,25,35,45 B) 20,30,40,120 C) 20,30,40,50 D) 20,25,30,60

Description : P and Q can do a piece of job in 24 days; Q and R can do it in 30 days while R and P can finish it in 40 days. If P, Q, Rworks together, in how many days will they finish the job? In how many days will each ... finish it, working alone? A) 15,25,35,45 B) 20,30,40,120 C) 20,30,40,50 D) 20,25,30,60 

Last Answer : B Time taken by (P + Q) to finish the job = 24days. (P + Q)'s 1 day's job = 1/24 Time taken by (Q +R) to finish the job = 30days. (Q + R)'s 1 day's job = 1/30 Time taken by (R + P) to finish the ... - {(P + Q)'s 1 day's job } = (1/20 -1/24)=1/120 Hence, R alone can finish the job in 120 days.

You are given a set of scales and 12 marbles. The scales are of the old balance variety. That is, a small dish hangs from each end of a rod that is balanced in the middle. The device enables you to conclude either that the contents of the dishes weight the same or that the dish that falls lower has heavier contents than the other. The 12 marbles appear to be identical. In fact, 11 of them are identical, and one is of a different weight. Your task is to identify the unusual marble and discard it. You are allowed to use the scales three times if you wish, but no more. Note that the unusual marble may be heavier or lighter than the others. You are asked to both identify it and determine whether it is heavy or light -Riddles

Description : You are given a set of scales and 12 marbles. The scales are of the old balance variety. That is, a small dish hangs from each end of a rod that is balanced in the middle. The device enables ... than the others. You are asked to both identify it and determine whether it is heavy or light -Riddles

Last Answer : Most people seem to think that the thing to do is weight six coins against six coins, but if you think about it, this would yield you no information concerning the whereabouts of the only different coin. ... . The heavier one is the different coin. If they balance, then 2 is a different light coin.

A student measures time for 20 oscillations of a simple pendulum as 30 s. 32 s, 35 s and 31 s. 1f the minimum division in the measuring clock

Description : A student measures time for 20 oscillations of a simple pendulum as 30 s. 32 s, 35 s and 31 s. 1f the minimum division in the measuring clock

Last Answer : A student measures time for 20 oscillations of a simple pendulum as 30 s. 32 s, 35 s and 31 s. 1f the minimum ... 1 (C) 32 2 (D) 32 5

Rahul got next chance. What is the probability that he got the sum of the two numbers appearing on the top face of the dice is equal to 7? a. 5/9 b. 5/36 c. 1/6 d. 0

Description : Rahul got next chance. What is the probability that he got the sum of the two numbers appearing on the top face of the dice is equal to 7? a. 5/9 b. 5/36 c. 1/6 d. 0

Last Answer : c. 1/6

Which of the following represents hardest grade of bitumen? (A) 30/40 (B) 60/70 (C) 80/100 (D) 100/120

Description : Which of the following represents hardest grade of bitumen? (A) 30/40 (B) 60/70 (C) 80/100 (D) 100/120

Last Answer : Answer: Option A

In the early 1900’s in England, there was two towns: town A and town B, and there was a huge river in between them. The only way across to each town was by a long bridge with a guard post in the middle. It took 20 minutes to cross the bridge from one side to the other and 10 minutes each way from the guards tower. There were no hiding spots on the bridge so people couldn’t sneak past, and the guard comes out every 5 minutes or so to check to see if anyone is trying to cross. The guards tower was placed because of a law that stated that no one was aloud to leave their own town into the other because of political reasons and anyone who was caught by the guard would be fined and told to turn back. Many people have tried to cross but have always been caught, even very fast runners have only ab

Description : In the early 1900's in England, there was two towns: town A and town B, and there was a huge river in between them. The only way across to each town was by a long bridge with a guard ... back. Many people have tried to cross but have always been caught, even very fast runners have only ab -Riddles

Last Answer : Did you get it? The answer is that they went up close to the guards tower, turned around and started walking back to the town they came from, the guard caught them and assumed that they came ... way and sent them back! Hope you enjoyed this, please subscribe and check back soon for more riddles!