Tag: math & puzzles

Questions Related to math & puzzles

Find the Roman number for number: 25
general knowledge math & puzzles

  1. XVI

  2. XXX

  3. XXV

  4. XVV

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Correct Option: C

Find the Roman number for number: 19
general knowledge math & puzzles

  1. XIX

  2. XV

  3. XIV

  4. XXI

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Correct Option: A

What is the remainder when 7^123 is divided by 48
general knowledge math & puzzles

  1. 7

  2. 1

  3. 23

  4. 11

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Correct Option: A

18 men can finish a task in 4 days working 8 hours a day. In how many days 12 women will finish three times the same work, working 16 hours a day. Efficiency of woman is half that of a man.
general knowledge math & puzzles

  1. 9

  2. 18

  3. 27

  4. 36

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Correct Option: B

A and B move along a circular track from the same starting point and at the same time. When they meet for the first time, what is the difference between the distance traversed by A and B? (A) The length of the track is 1200 meters. (B) Relative speed is 1m/s and individual speeds are natural numbers.
general knowledge math & puzzles

  1. The question can be answered by one statement alone but not by the other statement

  2. The question can be answered by either statements individually

  3. The question can be answered by taking both statements together

  4. The question cannot be answered

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Correct Option: C

The sum of the reciprocals of the roots of the equation ax^2+bx+c is 22. The product of the roots of the equation cx^2+bx+a is 11. What is the difference of the roots of the equation ax^2+bx+c
general knowledge math & puzzles

  1. (20/11)^0.5

  2. (40/11)^0.5

  3. (30/11)^0.5

  4. (50/11)^0.5

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Correct Option: B

What is the volume of cuboid? (A) The lateral surface area of each face is 4,6,9. (B) Sum of the three dimensions (l,b,h) is 10 and the total surface area is 38
general knowledge math & puzzles

  1. The question can be answered by only one of the statements and not by the other statement

  2. The question can be answered by both statements individually

  3. The question can be answered by both statements together

  4. The question cannot be answered.

Show answer
Correct Option: A

The number of common terms in the two sequences 17,21,25,....417 and 16,21,26,....466 is
general knowledge math & puzzles

  1. 78

  2. 19

  3. 20

  4. 22

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Correct Option: C

A shop stores x kg of rice.The first customer buys half this amount plus half a kg of rice.The second customer buys half the remaining amount plus half a kg of rice.Then the third customer also buys half the remaining amount plus half a kg of rice.Thereafter, no rice is left in the shop.Which of the following best describes the value of x?
general knowledge math & puzzles

  1. 2<=x<=6

  2. 5<=x<=8

  3. 9<=x<=12

  4. 13<=x<=18

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Correct Option: B

Let f(x) be a function satisfying f(x)f(y)=f(xy)for all real x,y.If f(2)=4,then what is the value of f(1/2)
general knowledge math & puzzles

  1. 0

  2. 1/2

  3. 1/4

  4. 1

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Correct Option: B