There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

What is the next number in this matchsticks series riddle?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

How could a baby fall out of a twenty-story building onto the ground and live?

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

If you say my name, I will no longer exist. What am I?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?