When my father was 31 I was 8. Now he is twice as old as me. How old am I?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

What has lots of eyes, but can’t see?

What can go through glass without breaking it?

What brings you down but never up?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I