Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

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

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

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

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

Can you write down eight eights so that they add up to one thousand?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?