Which is the rope you never skip with?

How can a man go eight days without sleep?

Imagine you are in a room with no windows or doors. How will you get out?

What is the word or phrase?

I have branches, but no fruit, trunk or leaves. What am I?

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

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

Why do we preferably have round manhole covers and not square ones?