A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Why 1729 is a magic number? Answer Logically.

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

I am white when I am dirty, and black when I am clean. What am I?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

How many times in a given day, minutes and hour clock comes in a straight line ?

The current time can be represented by below textual rebus.

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B.Sc
LLB

Can you tell us the current time?