Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Rearrange the letters in "new door" to make one word.

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

Find the next number in the series below

21 32 54 87 131 ?

Can you find out the missing number in the grid?

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

The centre of the third figure is empty. What digit should fit inside?

What has no start, end, or centre?

What is the riddle which can be asked all day with a different correct answer each time.

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?