If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

There was once a college that offered a class on probability applied to the real world. The class was relatively easy, but there was a catch. There were no homework assignments or tests, but there was a final exam that would have only one question on it. When everyone received the test paper it was a blank sheet of paper with a solitary question on it: 'What is the risk?'.Most students were able to pass, but only one student received 100% for the class! Even stranger was that he only wrote down one word!
What did he write?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

Can you find a rabbit in the given picture?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?