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 is red and smells like blue paint?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

I am white when I am dirty, and black when I am clean. What am I?

Using eight eights and addition only, can you make 1000?

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

I travel all around the world but always stay in the corner. What am I?