Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What does a man do only once in his lifetime, but women do once a year after they are 29?

Using Only Five 5's and any mathematical operator make sum as 37

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?