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.

I am lying and I always lie. Tell me whether I am lying or telling the truth.

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

How many sides does a circle have?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Can you move 2 matchsticks to form four equal sized squares.

I add 5 to 9 and get 2. The answer is correct, so what am I?