What will you call your mother's brother's brother-in-law?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

Can you count the number of matches in the picture below ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What do you get if you add 2 to 100 four times?

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Count the number of triangles in the picture below:

Can you find out the number that should replace the question mark with a valid reason?