Can you find out the missing number in the grid?

A Car driver was heading down a street in Washington. He went right past a stop sign without stopping, he turned left where there was a 'no left turn' sign and he went the wrong way on a one-way street. Then he went on the right side of the road past a cop car. Still, he didn't break any traffic laws. Why not?

What country can make you shiver?

Can you find out the remainder when 3^300 is divided by 5?

I have an eye but still cannot see.

Who am I?

What two things can you never eat for breakfast?

What can go through glass without breaking it?

I can be cracked, made, told, and played. What am I?

If 1+9+8=1, what is 2+8+9?

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?