When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Can you solve the maths in the below-given picture equation?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

What can you see in the middle of March and April that you can never see in any other month?

Why is a river so rich ?

What do you call a fish without an eye?

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

A man was just doing his job when his suit was torn. Why did he die three minutes later?