Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house.

Who am I?

What does an Island and the letter T have in common?

I look at you, you look at me, I raise my right, you raise your left. What am I?

who is silent in the parliament?

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.

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Remove two matchsticks to make the below equation correct.