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?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Rectify the following equality 101 - 102 = 1 by moving just one digit.

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

A bus driver was heading down a street in Mexico. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Which part of London exists in France as well ?

Replace the question mark with the correct number in below Picture:

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

By what process could you make a 'Tea-Table' into food?