A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

I am quite hot but become too cold if you remove the first two letters. What am I?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

John: "Hi Teacher, What is your favourite movie ?".
Chemistry Teacher: "Indium Cerium Platinum Iodine Oxygen Nitrogen".
Ten seconds later... John replied I got it.

Do you?

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

How can you leave a room with two legs and return with six legs?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

Remove two matchsticks to make the below equation correct.