Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

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?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

John was drowned by he was not wet. How?

Count the number of triangles in the picture below:

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Rearrange the letters in "new door" to make one word.

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?