There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

You need to arrange three 7 and mathematical symbols to form number 1?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

Solve this riddle by finding the odd one out from the rest.

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

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

Count the number of triangles in the below picture?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?