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

Which part of London exists in France as well ?

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?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

What can you hold in your right hand, but never in your left hand?

Can you solve the below tricky visual equation?

How many letters are in the alphabet?

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

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

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?