Answer:
There are 20 birds in a tree. A man comes and shoots one of the birds. How many birds are left?
Which bank is not used for storing money?
How is it possible to always find what your looking for in the last place you look?
A truck driver is going opposite traffic on a one-way street. A police officer sees him but doesn’t stop him. Why didn’t the police officer stop him?
What is as big as you are and yet does not weigh anything?
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.