John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

If eleven plus two equals one, what does nine plus five equal?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

What is the fastest way to double your money?

An apple seller is hosting a competition. He offers 1000 apples and 10 boxes to the people who pass by. The challenge is to put those 1000 apples in the 10 boxes in such a manner that if he asks for any amount of apples, the person can directly give him the boxes or a combination of boxes. If the person can do it, he promises to give a thousand apples for free.

If you happen to pass by the apple seller, will you be able to win a thousand apples?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?