Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

How do you go from 98 to 720 using just one letter?

What is the centre of gravity?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

There are forty elephants and they have forty-fore heads. How can this be possible?

Find the missing letter in the last circle logically in the given below picture.

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

What goes through cities and fields, but never moves?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?