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?

A man is trapped in a room. The room has only two possible exits doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Give it food and it will live; give it water and it will die.

What does this simple rebus mean?

My location can be determined by the below rebus.
So where am i ?

Find the number of squares in the below picture

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?