"Life is a puzzle!!"
pune ,India

I never was, am always to be,
No one ever saw me, nor ever will,
And yet I am the confidence of all,
To live and breathe on this terrestrial ball.
Who am I?

Today my car meter reads as 72927 kms. I notes that this is a palindrome. How many minimum kms i need to travel so my car meter find another palindrome.

Look at this series: What no should come next?

F2, ? , D8, C16, B32,..

What no should fill the blank?

You were given nine same looking coins of which one is fake – weighs less. You can use
even arm balance. How do you find out which coin is fake in two scalings?

What is a cardioid?

Hard number sequence:  4, 8, 16, 26, 41, 57, 79, 104, 138...

A team has 9 players. How many possible batting orders are there?

How many times does the alphabet ‘a’ appear from 0-100.

"Mary, in 1925, told her friend that her husband died in World War I" - Find the logical mistake in this sentence.

How many cats are there in picture