People put me on the table and cut me but do not eat me. What am I?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

What Adam and Eve do not have but the rest of the people have?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

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

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?