What will you call your mother's brother's brother-in-law?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

You have two jars of chocolates labelled as P and Q. If you move one chocolate from P to Q, the number of chocolates on B will become twice the number of chocolates in A. If you move one chocolate from Q to P, the number of chocolates in both the jars will become equal.

Can you find out how many chocolates are there in P and Q respectively?

Can you divide the below-given shape into four equal and identical pieces?

what's the probability of getting a king or a queen from a pack of 52 cards?

My sock drawer has 26 blue socks, 13 pink socks, 33 green socks, and 12 red socks, how many socks would I have to pull out in the dark to be sure I had a matching pair?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

What do you answer even though it never asks you questions?

What begins with T, ends with T, and has T in it?