What has 13 hearts but no other organs?

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?

Who always enjoys poor health?

What will you call your mother's brother's brother-in-law?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

Identify the hidden meaning behind this picture?

Complete the table series riddle by finding the number that can replace "??".

Find The Missing Number In the Sequence.
6 25 64 ? 32 1