What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

What do you answer even though it never asks you questions?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

The richest man in the city Mr Rechard is kidnapped. James Bond is appointed to the case. At the crime scene, a note is found written by Mr Richard. The note read:

"First of January, Fourth of October, Fifth of March, Third of June."

James Bond knew that somehow, the killer's name was hidden in the note. The following were the suspects:

Jack Richard, the son and the heir of property.
John Jacobson, the employee of Richard.
June Richard, the wife of Richard.

James Bond took only a few moments to deduce the killer's name. Can you tell who was the killer?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?