There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

What is the difference between a jeweller and a jailer?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

What word begins and ends with an E, but has only one letter?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

What jumps when it walks and sits when it stands?

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

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.