What does below rebus means ?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

I have teeth but i don't bite. Who Am I ?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Can you find the key in the picture below?

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

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?