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.

Look at the picture and find out which square is not linked with any of the other squares.

What's a single-digit number with no value?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

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

In the image given, you can find several triangles. Can you count them all?

When it is alive we sing, when it is dead we clap our hands. What is it?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

Solve the following series:
AZ, GT, MN, __, YB