I am sure no one can have two things for dinner. what are they?

You bought me for dinner but never eat me. What am I?

Prove that twice of ten is the same as twice of eleven.

What does below rebus means ?

81 x 9 = 801. What must you do to make the this equation true?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Forwards I am heavy, backward I am not. What am I?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

Name a key which is hardest to turn.