Why do people go to bed?

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?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

How many times in a given day, minutes and hour clock comes in a straight line ?

What time is it when an elephant sits on a fence?

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?

why number 8549176320 is one of a kind?

Move three sticks of the spiral below to form a square.

Which digit occurred maximum times between the number 1 and 1000?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?