There was once a college that offered a class on probability applied to the real world. The class was relatively easy, but there was a catch. There were no homework assignments or tests, but there was a final exam that would have only one question on it. When everyone received the test paper it was a blank sheet of paper with a solitary question on it: 'What is the risk?'.Most students were able to pass, but only one student received 100% for the class! Even stranger was that he only wrote down one word!
What did he write?

Can you start the fire using two pieces of wood?

Why is 6 afraid of 7?

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

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

What is so fragile that saying its name breaks it?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Replace the question mark with the correct number.

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.