Decode this picture on T-Shirt and tell what it says ?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?

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?

How many times can you subtract the number two from the number fifty?

What Does this text mean:

important=important

I can write cow in 13 letters.

Can You?

When can we add 2 to 11 and get 1 as the correct answer?

Can you make four (4) nines (9) equal 100?

What has to be broken before you can use it?

What kind of storm is always in a rush?