You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

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

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

There are two insects on a tile. Insect X is sitting on one side of the tile (point A) and Insect Y is sitting opposite on the other side of the tile (point B). Now both of them decide to change their position and thus X starts crawling to point B and Y starts crawling to point A. When they meet and pass each other in between, X takes 20 seconds to reach B and Y takes just 5 seconds to reach A.

Can you calculate the total time each of the insects took to change their positions?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?