Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.

Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.
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Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.
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The square of a two digit number is divided by half the number. After 36 is added to the quotient, this sum is then divided by 2. The digits of the resulting number are the same as those in the original number, but they are in reverse order. The ten's place of the original number is equal to twice the difference between its digits. What is the number?

Description : The square of a two digit number is divided by half the number. After 36 is added to the quotient, this sum is then divided by 2. The digits of the resulting number are the same as those in ... 's place of the original number is equal to twice the difference between its digits. What is the number?

Last Answer : Answer: 46

The sum of twice the square of a number and 7 times the number equals 15. What is the number? 1.1/2 2.3/4 3.3/2 4.5/3

Description : The sum of twice the square of a number and 7 times the number equals 15. What is the number? 1.1/2 2.3/4 3.3/2 4.5/3

Last Answer : Answer-3 (3/2) Explanation:-2x^2 + 7x = 15 2x^2 + 7x – 15 = 0 2x^2 + 10x-3x – 15 = 0 2x(x+5)-3(x+5) = 0 (x+5)(2x-3) = 0 x = -5 or x = 3/2

Find two numbers whose sum is 12 and the product of the square of one part and the 4th power of other is maximum.

Description : Find two numbers whose sum is 12 and the product of the square of one part and the 4th power of other is maximum.

Last Answer : Find two numbers whose sum is 12 and the product of the square of one part and the 4th power of other is maximum.

There are two sets of five numbers each – set P and set Q. P is a set of consecutive even numbers and Q is a set of consecutive numbers. The sum of the numbers of P is 230. The second least number in Q is 33 less than twice the least number in P. Find the sum of the numbers in Q. 1 : 260 2 : 250 3 : 240 4 : 270 5 : None of these

Description : There are two sets of five numbers each - set P and set Q. P is a set of consecutive even numbers and Q is a set of consecutive numbers. The sum of the numbers of P is 230. The second least number in Q is 33 less ... the sum of the numbers in Q. 1 : 260 2 : 250 3 : 240 4 : 270 5 : None of these

Last Answer : 1 : 260

Ramana divides two sums of money among his four sons Ganesh, Mahesh, Anil and Sunil. The first sum is divided in the ratio 4: 3: 2: 1 and second in the ratio 5: 6: 7: 8. If the second sum is twice the first, the largest total is received by a) Ganesh b) Mahesh c) Anil d) Sunil e) Both Ganesh and Mahesh

Description : Ramana divides two sums of money among his four sons Ganesh, Mahesh, Anil and Sunil. The first sum is divided in the ratio 4: 3: 2: 1 and second in the ratio 5: 6: 7: 8. If the second sum is ... first, the largest total is received by a) Ganesh b) Mahesh c) Anil d) Sunil e) Both Ganesh and Mahesh

Last Answer : Answer: A Let the first sum be 4x, 3x, 2x, x Second sum be 5y, 6y, 7y, 8y The second sum is twice the first sum 26y = 20x; 13y = 10x Take y=10 x= 13 G:M:A:S 4X+5Y: 3X+6Y: 2X +7Y: X+8Y 102: 99: 96: 93

The diagonal of a square A is (a + b). The diagonal of a square whose area is twice the area of square A is. -Maths 9th

Description : The diagonal of a square A is (a + b). The diagonal of a square whose area is twice the area of square A is. -Maths 9th

Last Answer : (c) (a+b)√2.Area of new square = 2 (Area of the square A)= \(2 imesrac{ ext{(diagonal)}^2}{2}=2 imesrac{(a+b)^2}{2}= (a+b)^2\)∴ Each side of new square = (a + b) ⇒ Diagonal of new square = side √2 = (a+b)√2.

What are two cubic numbers whose sum is a square number?

Description : What are two cubic numbers whose sum is a square number?

Last Answer : Need answer

What is a two digit number whose sum of those digits is the square root of that number?

Description : What is a two digit number whose sum of those digits is the square root of that number?

Last Answer : The number is 81.

Two bodies of equal mass are moving in circular paths at equal speed. The first body moves in a circle whose radius is twice as great as that of the second. The ratio of the centripetal or radial acceleration of the first body to that of the second is: w) 1 to 4 x) 1 to 3 y) 1 to 2 z) 1 to 1

Description : Two bodies of equal mass are moving in circular paths at equal speed. The first body moves in a circle whose radius is twice as great as that of the second. The ratio of the centripetal or radial acceleration of the first body to that of the second is: w) 1 to 4 x) 1 to 3 y) 1 to 2 z) 1 to 1

Last Answer : ANSWER: Y -- 1 TO 2

The minimum number of numerically equal vectors whose vector sum can be zero is

Description : The minimum number of numerically equal vectors whose vector sum can be zero is

Last Answer : The minimum number of numerically equal vectors whose vector sum can be zero is (A) 4 (B) 3 (C) 2 (D) 1

The minimum number of forces with unequal magnitudes whose vector sum can equal zero is: w) 1 x) 2 y) 3 z) 4

Description : The minimum number of forces with unequal magnitudes whose vector sum can equal zero is: w) 1 x) 2 y) 3 z) 4

Last Answer : ANSWER: Y -- 3

In a two-digit number, the ten digit is one more than twice the units digit. The sum of the digits is 36 less than the number formed by reversing the

Description : In a two-digit number, the ten digit is one more than twice the units digit. The sum of the digits is 36 less than the number formed by reversing the

Last Answer : In a two-digit number, the ten digit is one more than twice the units digit. The sum of ... by reversing the digits. Find the product of the digits

A number say z is exactly the four times the sum of its digits and twice the product of the digits. Find the numbers -Maths 10th

Description : A number say z is exactly the four times the sum of its digits and twice the product of the digits. Find the numbers -Maths 10th

Last Answer : This is the Answer

In a five digit number 1b6a3 a is the greatest single digit perfect cube and twice of it exceeds b by 7 .Then the sum of the number and it cube root i

Description : In a five digit number 1b6a3 a is the greatest single digit perfect cube and twice of it exceeds b by 7 .Then the sum of the number and it cube root i

Last Answer : In a five digit number 1b6a3 a is the greatest single digit perfect cube and twice of it exceeds ... sum of the number and it cube root is__________

The sum of a positive number and its reciprocal is twice the difference of the number and its reciprocal. The number is : (A) √2 (B) 1/√2 (C) √3 (D) 1/√3

Description : The sum of a positive number and its reciprocal is twice the difference of the number and its reciprocal. The number is : (A) √2 (B) 1/√2 (C) √3 (D) 1/√3

Last Answer : Answer: C

The price of a diamond is proportional to the square of its weight. The diamond accidentally fell and broke into four pieces whose weights are in the ratio of 1:2:3:4. If the price fetched is Rs. 70,000 less than the original price, find the original price? a) Rs. 100,000 b) Rs. 70,000 c) Rs. 160,000 d) Rs. 10800 e) Rs. 150,000

Description : The price of a diamond is proportional to the square of its weight. The diamond accidentally fell and broke into four pieces whose weights are in the ratio of 1:2:3:4. If the price fetched is Rs. 70,000 less than the ... a) Rs. 100,000 b) Rs. 70,000 c) Rs. 160,000 d) Rs. 10800 e) Rs. 150,000

Last Answer : Answer: A let price of diamond as kx^2 where k is a constant total price for 4 pieces kx^2[1+4+9+16]=30kx^2 price of original diamond=100kx^2 difference 70kx^2=$70000 or kx^2=1000 original price of the diamond=100*1000=100000

The sum of the interior angles of a geometrical figure laid on the surface of the earth differs from that of the corresponding plane figure only to the extent of one second for every (A) 100 sq. km of area (B) 150 sq. km of area (C) 200 sq. km of area (D) None of these

Description : The sum of the interior angles of a geometrical figure laid on the surface of the earth differs from that of the corresponding plane figure only to the extent of one second for every (A) 100 sq. km of area (B) 150 sq. km of area (C) 200 sq. km of area (D) None of these

Last Answer : (C) 200 sq. km of area

he minimum compressive strength of first class brick should be a) 75 kg per centimeter square b) 90 kg per centimeter square c) 100 kg per centimeter square* d) 120 kg per centimeter square

Description : he minimum compressive strength of first class brick should be a) 75 kg per centimeter square b) 90 kg per centimeter square c) 100 kg per centimeter square* d) 120 kg per centimeter square

Last Answer : c) 100 kg per centimeter square*

Prove that sum of any two sides of a triangle is greater than twice the median with respect to the third side -Maths 9th

Description : Prove that sum of any two sides of a triangle is greater than twice the median with respect to the third side -Maths 9th

Last Answer : Solution :-

The sum of twice the age of Ram and one-third the age of Shyam is 62 years. Express the statement as a linear equation in two variables. -Maths 9th

Description : The sum of twice the age of Ram and one-third the age of Shyam is 62 years. Express the statement as a linear equation in two variables. -Maths 9th

Last Answer : Let Ram's age be x and Shyam's age be y. Then, 2x+1/3y=62

The sum of two children is ‘a’. The age of the father is twice the ‘a’. After twenty years, his age will be equal to the addition of the ages of his children. Find the age of father. -Maths 10th

Description : The sum of two children is ‘a’. The age of the father is twice the ‘a’. After twenty years, his age will be equal to the addition of the ages of his children. Find the age of father. -Maths 10th

Last Answer : Let the sum of the ages of two children will be x and age of father will be y. A.T.Q. , y = 2x ----------(i) and , After 20 years, x+40=y+20 ==> ... i), x-2x = -20 ==> x = 20 Now, put x= 20 in (i), y = 2 x 20 = 40 Hence age of father will be 40 years.

The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to (A) The distance between the zero of gradient and the foot of the staff (B) Twice the distance between the zero of graduation and the foot of the staff (C) Thrice the distance between the zero of graduation and the foot of the staff (D) None of the above

Description : The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to (A) The distance between the zero of ... Thrice the distance between the zero of graduation and the foot of the staff (D) None of the above

Last Answer : (B) Twice the distance between the zero of graduation and the foot of the staff

The sum of the current ages of two persons M and N is 129. If the age of M is twice that of N, find the sum of their ages 8 years hence. a)125 b)145 c)137 d)149

Description : The sum of the current ages of two persons M and N is 129. If the age of M is twice that of N, find the sum of their ages 8 years hence. a)125 b)145 c)137 d)149

Last Answer : B M+N=129 Given M=2N From Which N =43,M=86 8 years their age will be 51 and 94 ,so the sum of their ages is 145

The present age of A is twice that of B. The sum of their present ages is 33 years. Find the present age of A (in years)

Description : The present age of A is twice that of B. The sum of their present ages is 33 years. Find the present age of A (in years)

Last Answer : The present age of A is twice that of B. The sum of their present ages is 33 years. Find the present age of A (in years)

A is 2 years older than B who is twice as old as C. If sum of ages of A, B and C is 37 years, find the age of A. a) 7 years b) 9 years c) 14 years d) 16 years e) None of these

Description : A is 2 years older than B who is twice as old as C. If sum of ages of A, B and C is 37 years, find the age of A. a) 7 years b) 9 years c) 14 years d) 16 years e) None of these

Last Answer : Let the age of C be x years. Then age of B = 2x and age of A = 2x + 2 sum of ages of A, B and C = (2x + 2) + (2x) + x = 37 (5x + 2) = 37  x = 7 Age of A = 2x + 2 = 16 years Answer: d)

What is the wavelength in millimeters of a sound wave whose frequency is 35 KILOHERTZ. Assume the speed of sound is 350 METERS PER SECOND? w) 100 millimeters x) 1,000 millimeters y) 10 millimeters z) 1/10 millimeters

Description : What is the wavelength in millimeters of a sound wave whose frequency is 35 KILOHERTZ. Assume the speed of sound is 350 METERS PER SECOND? w) 100 millimeters x) 1,000 millimeters y) 10 millimeters z) 1/10 millimeters

Last Answer : ANSWER: Y -- 10 MILLIMETERS 

what- the area of a rectangle is 36 square centimeters. The length is 1 foot more than twice the width.What is the width of the rectangle?

Description : what- the area of a rectangle is 36 square centimeters. The length is 1 foot more than twice the width.What is the width of the rectangle?

Last Answer : 4 cm

what- sam has 15 identical rectangular windows in his home. The length of each window is twice the width, and the area of each window is 8 square feet. Sam wants to ...?

Description : what- sam has 15 identical rectangular windows in his home. The length of each window is twice the width, and the area of each window is 8 square feet. Sam wants to ...?

Last Answer : 45

In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head. (A) Twice (B) Four times (C) Square root of (D) Square of

Description : In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head. (A) Twice (B) Four times (C) Square root of (D) Square of

Last Answer : (B) Four times

The compressive stress induced in a square key is, (A) Equal to shear stress (B) Four times of shear stress (C) Twice of shear stress (D) Half of shear stress

Description : The compressive stress induced in a square key is, (A) Equal to shear stress (B) Four times of shear stress (C) Twice of shear stress (D) Half of shear stress

Last Answer : (C) Twice of shear stress

Consider a CSMA/CD network that transmits data at a rate of 100 Mbps (108 bits per second) over a 1 km (kilometre) cable with no repeaters. If the minimum frame size required for this network is 1250 bytes, what is the signal speed (km/sec) in the cable? a. 8000 b. 10000 c. 16000 d. 20000

Description : Consider a CSMA/CD network that transmits data at a rate of 100 Mbps (108 bits per second) over a 1 km (kilometre) cable with no repeaters. If the minimum frame size required for this network is 1250 bytes, what is the signal speed (km/sec) in the cable? a. 8000 b. 10000 c. 16000 d. 20000

Last Answer : d. 20000

Of the 5 numbers, the first is twice the second, the second is one – third of the third, the third is 5 times of the fourth, and the fourth is three – seventh of fifth. The average of the numbers is 35. The largest of these number is. A) 30.63 B) 65.625 C) 43.75 D) 75.356

Description : Of the 5 numbers, the first is twice the second, the second is one – third of the third, the third is 5 times of the fourth, and the fourth is three – seventh of fifth. The average of the numbers is 35. The largest of these number is. A) 30.63 B) 65.625 C) 43.75 D) 75.356

Last Answer : B) Let the fifth number be x'. 4th number = 3/7 x 3rd number = 5 (3/7 x) = 15/7x 2nd number = 1/3 (15/7 x) = 15 /21 x 1st number = 2 (15/21 x) = 30/21 x X + 3/7 x + 15 /7 ... 120x = 3675 X = 30.625 So the numbers are 30.62, 13.125, 65.625, 21.875, 43.75. Therefore largest number is 65.625.

Is there a living writer whose works you buy everything of without thinking twice?

Description : Is there a living writer whose works you buy everything of without thinking twice?

Last Answer : Stephen King… Love his books and his movies. love love love.

The equation whose roots are twice the roots of the equation x^2 – 3x + 3 = 0 is -Maths 9th

Description : The equation whose roots are twice the roots of the equation x^2 – 3x + 3 = 0 is -Maths 9th

Last Answer : answer:

In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, smaller will be the hydraulic gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Description : In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, ... gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Last Answer : Option A

What is the sum of a number and it's square is 42. what is the number?

Description : What is the sum of a number and it's square is 42. what is the number?

Last Answer : It could be -7.(-7)2 + (-7) = 49 - 7 = 42.

One number is 3 more than another and the sum of their square is 269.Find the number. 1.10 2.12 3.15 4.20

Description : One number is 3 more than another and the sum of their square is 269.Find the number. 1.10 2.12 3.15 4.20

Last Answer : Answer-1 (10) Explanation:- x is one number x+3 the other x^2 +x^2 +6x+9 ; (that is (x+3)(x+3) =269 2x^2+6x -260=0 x^2+3x-130=0 , dividing by 2. (x+13)(x-10)=0 one number is 10, the other is 13 squared 10=100 square 13=169 sum is 269

How do i solve this Find three consecutive odd integers so that three times the second is 9 more than twice the third. What is the smallest number?

Description : How do i solve this Find three consecutive odd integers so that three times the second is 9 more than twice the third. What is the smallest number?

Last Answer : Yeah, I hate these too. Identify the unknowns. Three consecutive odd integers will be x, x + 2 and x + 4 Set up the equation with the information you know. Three times the second is 3 times (x + 2) ... Since 39 is 9 more than 30, we got it right. The answer asked for (the smallest integer) is 11.

Suppose that the number of instructions executed between page faults is directly proportional to the number of page frames allocated to a program. If the available memory is doubled, the mean interval between page faults is also doubled. Further, consider that a normal instruction takes one micro second, but if a page fault occurs, it takes 2001 micro seconds. If a program takes 60 sec to run, during which time it gets 15000 page faults, how long would it take to run if twice as much memory were available? (A) 60 sec (B) 30 sec (C) 45 sec (D) 10 sec

Description : Suppose that the number of instructions executed between page faults is directly proportional to the number of page frames allocated to a program. If the available memory is doubled, the mean interval between page faults is also ... memory were available? (A) 60 sec (B) 30 sec (C) 45 sec (D) 10 sec

Last Answer : Answer: C Explanation: T = Ninstr x 1µs + 15,000 x 2,000 µs = 60s Ninstr x 1µs = 60,000,000 µs - 30,000,000 µs = 30,000,000 µs Ninstr = 30,000,000 The number of instruction ... doesn't mean that the program runs twice as fast as on the first system. Here, the performance increase is of 25%.

Which of the following characterizes a properly terminated transmission line? A. The line loss is minimum. B. The standing wave ratio is minimum. C. The input impedance is twice the load impedance. D. The standing wave ratio is one.

Description : Which of the following characterizes a properly terminated transmission line? A. The line loss is minimum. B. The standing wave ratio is minimum. C. The input impedance is twice the load impedance. D. The standing wave ratio is one.

Last Answer : D. The standing wave ratio is one.

The minimum bandwidth of Manchester and differential Manchester is ____that of NRZ. A) the sameas B) twice C) thrice D) none of the above

Description : The minimum bandwidth of Manchester and differential Manchester is ____that of NRZ. A) the sameas B) twice C) thrice D) none of the above

Last Answer : twice

The Nyquist theorem specifies the minimum samplingrate to be_______. A) equal to the lowest frequency of asignal B) equal to the highest frequency ofa signal C) twice thebandwidth of a signal D) twice thehighest frequencyof a signal

Description : The Nyquist theorem specifies the minimum samplingrate to be_______. A) equal to the lowest frequency of asignal B) equal to the highest frequency ofa signal C) twice thebandwidth of a signal D) twice thehighest frequencyof a signal

Last Answer : twice thehighest frequencyof a signal

Minimum spacing between horizontal parallel reinforcement of different sizes, should not be less than (A) One diameter of thinner bar (B) One diameter of thicker bar (C) Twice the diameter of thinner bar (D) None of these

Description : Minimum spacing between horizontal parallel reinforcement of different sizes, should not be less than (A) One diameter of thinner bar (B) One diameter of thicker bar (C) Twice the diameter of thinner bar (D) None of these

Last Answer : Answer: Option B

The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm

Description : The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm

Last Answer : Answer: Option D

Minimum width of landing should be (A) Equal to width of stairs (B) Half the width of stairs (C) Twice the width of stairs (D) One fourth the width of stairs

Description : Minimum width of landing should be (A) Equal to width of stairs (B) Half the width of stairs (C) Twice the width of stairs (D) One fourth the width of stairs

Last Answer : Answer: Option A

A number consists of two digits whose sum is 8. If 8 is subtracted from the number, the digits interchange their places. The number is (1) 44 (2) 35 (3) 62 (4) 33

Description : A number consists of two digits whose sum is 8. If 8 is subtracted from the number, the digits interchange their places. The number is (1) 44 (2) 35 (3) 62 (4) 33

Last Answer : (4) 33

In an examination mahi scores 64% of marks, nitesh scores 52% of marks and ritesh scores 48% of marks. The maximum mark of the exam is a three digit number, whose sum is 10 and the middle digit is equal to the sum of the other two digits. The number will decreased by 297, if its digit are reversed. approximately what is the average mark obtained by mahi, nitesh and ritesh? A) 247 B) 248 C) 264 D) 284

Description : In an examination mahi scores 64% of marks, nitesh scores 52% of marks and ritesh scores 48% of marks. The maximum mark of the exam is a three digit number, whose sum is 10 and the middle digit is equal to ... what is the average mark obtained by mahi, nitesh and ritesh? A) 247 B) 248 C) 264 D) 284

Last Answer : A) Maximum mark consist of a three digit number let's consider Unit digit place is Z,ten's place digit is Y and hundred's place digit is X. According to the question, Y=x+z---------1 X+Y ... Total number of Mahi, Nitesh and Ritesh =164/100 451=739.61 Required average =739.64/3=246.54~247.

Find the smallest number in a GP whose sum is 38 and product 1728? (a) 12 (b) 20 (c) 8 (d) none of these

Description : Find the smallest number in a GP whose sum is 38 and product 1728? (a) 12 (b) 20 (c) 8 (d) none of these

Last Answer : (c) 8

How do you make the following changes to the number 2.841 make the 4 worth 100 times as much. make the 2 worth twice as much. make the 8 worth 100 times as much. make the 1 worth 100 times as much.?

Description : How do you make the following changes to the number 2.841 make the 4 worth 100 times as much. make the 2 worth twice as much. make the 8 worth 100 times as much. make the 1 worth 100 times as much.?

Last Answer : 0.04 becomes 42 becomes 40.8 becomes 800.001 becomes 0.1So the number becomes 88.1