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?

What demands an answer, but asks no questions

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

What number comes next in this sequence:
7 8 5 5 3 4 4 _

If your uncle’s sister is not your aunt, what relation is she to you?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

I add 5 to 9 and get 2. The answer is correct, so what am I?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.