Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Ten coins have been arranged as you can see in the given picture. In this arrangement, a triangle is formed pointing upwards. You have to invert the position of the triangle and make it point downwards while changing the position of 3 coins only. Can you do it?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

What is at the end of a rainbow?