You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

What breaks yet never falls, and what falls yet never breaks?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

John was drowned by he was not wet. How?

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?