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?

It is always ahead of me yet I can never see it. What is it?

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

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

Our product and our sum always give the same answer. Who are we?

How many times can you subtract the number two from the number fifty?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

Can you find out the remainder when 3^300 is divided by 5?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.