Where do you go to learn how to make ice cream?

How is a fly different from a mosquito?

How many words can a pen with half refill write?

Which fur should we be getting from the Lion?

What is the centre of gravity?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

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?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?