Find the combined weight of the Cat, Dog and Rabbit in the given picture.

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

I have an eye but still cannot see.

Who am I?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

I cannot talk, but I always reply when spoken to. What am I?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Prove that twice of ten is the same as twice of eleven.