I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

I am quite hot but become too cold if you remove the first two letters. What am I?

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

Can you name some countries which do not have the alphabet 'A' in them?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

Find the missing letter in the last circle logically in the given below picture.

A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

What is 3/7 chicken, 2/3 cat and 2/4 goat?