What has many keys but can’t open a single lock?

10+10 and 11+11 can give you the same answer.

Explain how?

What is wrong in the below Picture?

What is the next number in this matchsticks series riddle?

What kind of band never plays music?

what's the probability of getting a king or a queen from a pack of 52 cards?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

What is the below Rebus indicate?

John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?