Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Who has married many women but was never married?

If two's company, and three's a crowd, then whats four and five ?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

What does does this rebus picture means ?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?