At a bar, three friends, Mr Green, Mr Red and Mr Blue, were having a drink. One man was wearing a red suit; one a green suit; and the other a blue suit. 'Have you noticed,' said the man in the blue suit, 'that although our suits have colours corresponding to our names, not one of us is wearing a suit that matches our own names?' Mr Red looked at the other two and said, 'You're absolutely correct. What colour suit is each man wearing?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

How many times do a clock's hands overlap in a day ?

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

What number do you get when you multiply all of the numbers on a telephone's number pad?

I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?

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

What is the below Rebus indicate?