Tag: math & puzzles

Questions Related to math & puzzles

If Susan is 10, Arabella is 20, and Jim and Neal are both 5, but Richard is 10, how much is Jennifer by the same system? Hint: The machine gives points as per syllable..
general knowledge math & puzzles

  1. Jennifer is Ten

  2. Jennifer is five

  3. Jennifer is Twenty

  4. Jennifer is fifteen

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Correct Option: D

A boy leaves his house one summer day, and began to run into the woods to his grandmother's house which is on the other side of the woods. It should also be known that the boy reached his grandmother's house. How far did the boy run into the woods? Use commonsense to answer this question.. no maths logic will work.. Read whats asked carefully..
general knowledge math & puzzles

  1. One forth

  2. Halfway

  3. Full distance

  4. Data missing

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Correct Option: B

A passenger train runs at the rate of 80 kmph. It starts from the station at some time. After 6 hours a goods trains leaves the station. The passenger train overtakes the goods train after 4 hours. The speed of goods train is:

general knowledge math & puzzles

  1. 32 km/h

  2. 50 km/h

  3. 45 km/h

  4. 64 km/h

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Correct Option: A

In a triangle ABC if cos B = sin A / 2 sin C then the triangle is
general knowledge math & puzzles

  1. isosceles

  2. equilateral

  3. right angled

  4. none

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Correct Option: A

One litre of water is evaporated from a 6 litre solution containing 4% sugar. The percentage of sugar in the remaining solution is:
general knowledge math & puzzles

  1. 24/5%

  2. 0.04

  3. 0.03

  4. 10/3%

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Correct Option: A

Four prime numbers are arranged in ascending order. The product of first three is 385 and that of last three is 1001. The largest prime number is:
general knowledge math & puzzles

  1. 11

  2. 13

  3. 17

  4. 9

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Correct Option: B

A ball is dropped from a height of 120 m, and bounces back to 5/6 of previous height every time. Calculate total distance travelled by the ball till it becomes stationary..

general knowledge math & puzzles

  1. 1340 m

  2. 1360 m

  3. 1320 m

  4. 1380 m

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Correct Option: C

If y = tan^-1 [Ö1 - cos x/1 + cos x] then d^2y/dx^2 is
general knowledge math & puzzles

  1. 1/2

  2. 1/cos x

  3. 0

  4. 1

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Correct Option: C

If y = 2x + k is tangent to y^2 = 8x, then k =
general knowledge math & puzzles

  1. 3

  2. 2

  3. 1

  4. 1/2

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Correct Option: C

In the group G = {0, 1, 2, 3, 4, 5} under addition module 6, a subgroup is:
general knowledge math & puzzles

  1. ( 0, 3, 5)

  2. ( 0, 4, 5)

  3. ( 0, 1, 3)

  4. ( 0, 2 ,4)

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Correct Option: D