There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

What has 88 keys?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

It is always ahead of me yet I can never see it. What is it?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

You can see it everyday, But cannot touch it at will. What is it?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?