Our product and our sum always give the same answer. Who are we?

What has many teeth, but cannot bite?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

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.

Identify the 10 differences between the two given pictures.

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

Why Wine Glass Stem is so long?

I can write cow in 13 letters.

Can You?

It belongs to you, but other people use it more than you do. What is it?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?