While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

What has hands, but can’t clap?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

How many letters are in the alphabet?

What has 13 hearts but no other organs?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.