If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

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 ?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Can you find the company name in the pictogram below?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

What can you see in the middle of March and April that you can never see in any other month?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

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