Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What number do you get when you multiply all of the numbers on a telephone's number pad?

What part of the chicken has the most feathers?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

If your uncle’s sister is not your aunt, what relation is she to you?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?