Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

What brings you down but never up?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

I’m orange, I wear a green hat and I sound like a parrot. What am I?