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?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

After a heavy Thanksgiving meal, the night watchman went to work. In the morning, he told his boss he had dreamed that a saboteur planted a bomb in the factory and that he felt it was a warning. The boss promptly fired him. Worker confused, Why boss fire him?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

What is red and smells like blue paint?

There is a place where if I stand up straight, I will still be considered sideways.

Out of four images which one is the odd one out?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?