In the sequence of numbers 8, 24, 12, X, 18, 54 the missing number X is : (A) 26 (B) 24 (C) 36 (D) 32

1 Answer

Answer :

Answer: C

In the sequence of numbers

8, 24, 12, X, 18, 54

8*3= 24, 12*3= 36, 18*3= 54, i.e multiple of 3.


Related questions

Description : Insert the missing number: 8 24 12 ? 18 54 (A) 26 (B) 24 (C) 36 (D) 32

Last Answer : Answer: C Explanation: Numbers are alternatively multiplied by 3 and divided by 2. So, the next number = 3 x 12 = 36, 36 ÷ 2 = 18

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

Description : Insert the missing number: 36/62, 39/63, 43/61, 48/64, ? (A) 51/65 (B) 56/60 (C) 54/60 (D) 33/60

Last Answer : Answer: C Observer 36/62, 39/63, 43/61, 48/64, ? series Upper part is increase by 3, 4, 5, 6 i.e 36+3= 39, 39+4 = 43, 43+5 = 48, 48 + 6 = 54.

Description : In the sequence of numbers 2/3, 4/7, X, 11/21, 16/31 The missing number X is: (A) 8/10 (B) 6/10 (C) 5/10 (D) 7/13

Last Answer : Answer: D

Description : The odd numbers from 1 to 45 which are exactly divisible by 3 are arranged in an ascending order. The number at 6 th position is (A) 18 (B) 24 (C) 33 (D) 36

Last Answer : Answer: C

Description : Insert the missing number in the following series: 4 16 8 64 ? 256 (A) 16 (B) 24 (C) 32 (D) 20

Last Answer : Answer: A Square root of 16 is 4, Square root of 64 is 8, Therefore Square root of 256 is 16.

Description : 5, 8, 12, 18, 24, 30, 36, 42, ____ a) 52 b) 46 c) 48 d) 54 e) 56

Last Answer : Each term in the series is the addition of successive prime numbers. Like Prime numbers are2, 3, 5, 7, 11, 13, 17, 19, 23, 29 and so on. So first term is addition of (2 + 3). Ie 5, then second term is (3 + 5) ie ... +17)ie. 30, then (17+19)ie.36, then (19+23)ie., 42, then (23+29)i.e. 52. Answer: a)

Description : The mean of the ages of father and his son is 27 years. After 18 years, father will be twice as old as his son. Their present ages are (A) 42, 12 (B) 40, 14 (C) 30, 24 (D) 36, 18

Last Answer : Answer: A

Description : Insert the missing number: 16/32, 15 /33, 17/31, 14/34, ? (A) 19/35 (B) 19/30 (C) 18/35 (D) 18/30

Last Answer : Answer: D 16/32 then 15/33 means -1/+1, 17/31 means +2/-2, 14/34 means -3/+3 next +4/-4 i.e 18/30

Description : X and Y can do a job in 24 days, Y & Z can do the same job in 36 days. X,Y,Z together can finish it in 18 days. X and Z together will do it in. a) 24 b) 36 c) 12 d) 26

Last Answer : A (X+Y+Z) s 1 day work =1/18 (X+Y)'s 1 day work = 1/24 (Y+Z)'s 1 day work = 1/36 (X+Z)'s 1 day work = 2[X+Y+Z]'s 1 day work - [(X+Y)'s 1 day work + (Y+Z)'s 1 day work]= 2 [1/18]- (1/24 + ... /24 + 1/36) = 1/9 -1/24 - 1/36 =(8-3-2)/72 =3/72 = 1/24 So X & Z together will do the work in 24 days

Description : One writes all numbers from 50 to 99 without the digits 2 and 7. How many numbers have been written? (A) 32 (B) 36 (C) 40 (D) 38

Last Answer : Answer: A

Description : The average of four consecutive even numbers is 27. The largest of these numbers is: (A) 36 (B) 32 (C) 30 (D) 28 

Last Answer : Answer: C Four consecutive even number = x, x+2,x+4,x+6. According to question, x+x+2x+4x+6/4=27. 4x+12/4 = 27 4x =108 - 12=96. x=96/4=24. Hence , The largest number =x+4= 24+6=30. The numbers are 24, 26 28, and 30 , which addition is 108 which average is 27, So biggest is 30

Description : Which number is missing in the following series ? 2, 5, 10, 17, 26, 37, 50, ? (A) 63 (B) 65 (C) 67 (D) 69

Last Answer : Answer: B Observe that 2, 5, 10, 17, 26, 37, 50, ? There is difference between two number is 3, 5, 7, 9, 11, 13 So next is 50 +15=65

Description : Insert the missing number in the following: 3, 8, 18, 23, 33, ?, 48 (A) 37 (B) 40 (C) 38 (D) 45

Last Answer : Answer: C The Difference between 2 number in series is 5 then 10, 5 then 10. Therefore after 33 + 5 = 38.

Description : )If the average total cost is Rs.54, total fixed cost is Rs.45000 and quantity produced is 2500 units, find the average variable costs (in Rs.) of the firm - (1) 24 (2) 18 (3) 36 (4) 60

Last Answer : (3) 36 Explanation: The standard method of calculating average variable cost is to divide total variable cost by the quantity, illustrated by this equation : Average Variable Cost = Total Variable Cost/ Quantity of ... , Average Total Cost = 45000/2500 = 18 So Average Variable Cost = 54 - 18= 36

Description : If the average total cost is Rs. 54, total fixed cost is Rs. 45000 and quantity produced is 2500 units, find the average variable costs (in Rs.) of the firm : (1) 24 (2) 18 (3) 36 (4) 60

Last Answer : 36

Description : Two numbers are in the ration 3:5. If 9 is subtracted from the numbers, the ratio becomes 12:23. The numbers are (A) 30, 50 (B) 36, 60 (C) 33, 55 (D) 42, 70

Last Answer : Answer: C

Description : The missing term in the series 1, 4, 27 16, ? , 36, 343, ……is (A) 30 (B) 49 (C) 125 (D) 81

Last Answer : (C) 125

Description : P, Q and R can do a piece of work in 18,24 and 36 days on the second day and P on the third day, again R on the fourth day and so on. Then in how, many days will the work be completed? 1. 25 2. 24 3. 22 4. 20 5. 26

Last Answer : 2;

Description : A party was held in which a grandmother, father, mother, four sons, their wives and one son and two daughters to each of the sons were present. The number of females present in the party is: (A) 12 (B) 14 (C) 18 (D) 24

Last Answer : Answer: B

Description : The missing number in the series : 0, 6, 24, 60, 120, ?, 336, is (A) 240 (B) 220 (C) 280 (D) 210

Last Answer : Answer: D

Description : Amount of Alachlor 50% EC for spray ing 12 ha maize field (given the dose 1.5 kg ai/ha) a). 36 kg b). 18 kg c). 54 kg d).12 kg

Last Answer : a). 36 kg

Description : The missing term in the series 2, 7, 24, 77, ?, 723 is (A) 238 (B) 432 (C) 542 (D) 320

Last Answer : Answer: A 

Description : What is the mode of the following data values 54 78 26 36 26?

Last Answer : Feel Free to Answer

Description : On what dates of April 1994 did SUNDAYfall? (A) 2,9,16,23,30 (B) 3,10,17,24 (C) 4,11,18,25 (D) 1,8,15,22,29

Last Answer : Answer: B Solution:. Let us find the day on 1st April, 1994. 2000 years have 0 odd day. We have to calculate day on 1st April, 1994. 2000-1994 = 6 Years. 1996 is leap year and have 4 odd days Ordinary years ... was Friday Thus, on 3 rd , 10 th , 17 th , 24 th will be Sunday fall on April 1994.

Description : Praneetha and Pooja together can do a piece of work in 24 days ,which pooja and priya can do in 32 days. After praneetha has been working at it for 10 days and pooja for 14 days, Priya finishes it in 26 days. In how many days Priya alone will do the work? a) 12 days b) 24 days. c) 48 days d) 50 days

Last Answer : C Praneetha's 10 day's work + Pooja 14 day's work + Priya's 26 days work = 1 (Praneetha's +pooja's) 10 day's work + (pooja + priya)'s 4 day's work +priya's 22 days work = 1 =>10/24 + 4/32 + priya' ... 13/24 =11/24 Priya's 1 day's work = 11/24 * 1/22 =1/48 Priya can finish the work in 48 days.

Description : Two cogged wheels of which one has 32 cogs and other 54 cogs, work into each other. If the latter turns 80 times in three quarters of a minute, how often does the other turn in 8 seconds? A) 48 B) 24 C) 38 D) 39 E) None of these

Last Answer : Answer: B  Number of turns required= 80 × 54/32 × 8/45 = 24 24 times

Description : Find the Lorentz force due to a conductor of length 2m carrying a current of 1.5A and magnetic flux density of 12 units. a) 24 b) 36 c) 32 d) 45

Last Answer : c) 32

Description : 12.28× 1.5 -36÷ 2.4 = ? a) 3.24 b) 7.325 c) 6.42 d) 4.32 e) None of these

Last Answer : 12.28 × 1.5 - 15 = ? 18.42 - 15 = ? ? = 3.42 Answer: e)

Description : Insert the missing number in the following: 2/3, 4/7, ? , 11/21, 16/31 (A) 10/8 (B) 6/10 (C) 5/10 (D) 7/13

Last Answer : Answer: D 2/3 = 2/2*2-1, 4/7 = 4/4 *2-1, 11/21 = 11/11*2-1, and 16/31 = 16/16*2-1; Therefore 7/13= 7/7*2-1.

Description : The average age of a board of 8 trustless remains the same as it was 3 years ago, when one of them is replaced by a new member. The new member is younger than the truetee in whose place he has been replaced by (a) 24 years (b) 26 years (C) 47 years (d) 32 years

Last Answer : 24 years 

Description : Income from Salary is explained in the section …………………… A) 12 to 14 B) 15 to 17 C) 18 to 22 D) 24 to 26

Last Answer : B) 15 to 17

Description : A person writes all the numbers from 0 to 99. The number of times digit 3 will be written is (A) 18 (B) 19 (C) 20 (D) 21

Last Answer : Answer: C

Description : What is the decimal value of 26? A) 128 B) 36 C) 32 D) 64

Last Answer : D) 64

Description : If the average daily demand of a city of 50,000 population, is 20 m.l.d., the maximum daily demand is (A) 24 mld (B) 30 mld (C) 36 mld (D) 54 mld

Last Answer : (C) 36 mld

Description : Which constitutional amendment reduced the voting rights from 21 years to 18 years? (a) 54 th (b) 36 th (c) 62 nd (d) 61 st

Last Answer : (d) 61 st

Description : 108 54 36 18 9 6 4 a) 54 b) 36 c) 18 d) 9 e) 6

Last Answer : The series is ÷2, ÷1.5 alternately. Answer: d)

Description : Which is the number that comes next in the following sequence? 2, 6, 12, 20, 30, 42, 56, ………… (A) 60 (B) 64 (C) 72 (D) 70

Last Answer : (C) 72

Description : 3 , 8 , 15 , 24 , ? 48 , 63 (a) 30 (b) 32 (c) 35 (d) 36

Last Answer : The numbers in this series are the squares of numbers in natural order minus 1 starting from 2.

Description : In the arrangement shown below, two trucks A and B are held in position with spring compressed. When they are released and the spring has fallen away, A is found to be moving to the left at 2 m/s. The energy stored in the compressed spring was (a) 12 J (b) 24 J (c) 18 J (d) 36 J

Last Answer : Ans:(b) Direction: In the following question, a statement of Assertion (A) is given followed by corresponding Reason (R), just below it. Read the statements carefully and mark the correct answer: (a) If both A and ... true but R is not the correct explanation of A. (c) If A is true but R is false

Description : The time taken for a radioactive element to reduce to 50% of its original weight is __________ years, if its half life period is 12 years. (A) 24 (B) 18 (C) 6 (D) 36

Last Answer : (B) 18

Description : After cleaning a slow sand filter, the filtered water is not used for  (A) 6 hours to 12 hours  (B) 12 hours to 18 hours  (C) 18 hours to 24 hours  (D) 24 hours to 36 hours 

Last Answer : (D) 24 hours to 36 hours 

Description : At the time of marriage, a man was 6 years older to his wife. 12 years after their marriage, his age is 6/5 times the age of his wife. What was wife’s age at the time of marriage? a) 18 years b) 24 years c) 30 years d) 36 years e) None of these

Last Answer : ratio of their ages, 12 years hence = 6 : 5  Difference in ages = 1 ratio = 6 years wife’s age (12 years hence) = 5 ratio = 5 × 6 years = 30 years wife’s age at the time of marriage = 30 – 12 = 18 years Answer: a)

Description : The population of India is about 1.2 billion. Take the average consumption of energy per person per year in India as 30 Mega Joules. If this consumption is met by carbon based fuels and the rate of ... tons (B) 540 million metric tons (C) 5400 million metric tons (D) 2400 million metric tons 

Last Answer : (B) 540 million metric tons

Description : What numbers have 12 24 36 as a multiples?

Last Answer : 1, 2, 3, 4, 6 and 12

Description : What numbers have 12 24 and 36 as multiples?

Last Answer : Need answer

Description : Now it was Ravi‘s turn. He rolled the dice. What is the probability that he got the sum of the two numbers appearing on the top face of the dice is less than or equal to 12? a. 1 b. 5/36 c. 1/18 d. 0

Last Answer : a. 1

Description : 10 .Find out position of particle at \( t=20 \sec \) if it is at \( x=4 \) intially \( ( \) Take \( \pi=3) \) :(1) 24(2) 32(3) \( -24 \)(4) 36

Last Answer : 10 . Find out position of particle at \( t=20 \sec \) if it is at \( x=4 \) intially \( ( \) Take \( \pi=3) \) : (1) 24 (2) 32 (3) \( -24 \) (4) 36

Description : 24 tins of water fill a bunker when the capacity of each bunker is 27litres. How many tins will be needed to fill the same bunker, if the capacity of each tin is 18litres? A) 36 B) 26 C) 46 D) 56

Last Answer : A Capacity of the bunker = (24 * 27)litres =648litrs Capacity of each tin = 18litres Number of tins needed = 648/18 =36.