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

I have no life, but I can die. What am I?

I have branches, but no fruit, trunk or leaves. What am I?

What four weights can be used to balance from 1 to 30 pounds?

How many triangles are there on the puzzle below?

I always drive my customer away.

Who am I?

Can you find the mistake in the below statement?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?