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

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

Spot what is wrong here in below Picture?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

Replace the question mark with the number below given a simple math problem.