CLOSURE PROPERTY If `a/b and c/d` are any two rational numbers then `a/b - c/d` is a rational number.

If a and b are any two rational numbers then a rational number between a and b is

Between any two rational numbers there are exactly ten rational numbers.

How many rational numbers exist between any two rational numbers ?

CLOSURE PROPERTY The product or multiplication of any two rational numbers is always a rational number.

There are ________ rational numbers between any two rational numbers.

CLOSURE PROPERTY The sum of any two rational numbers is always a rational number.

Let x be an irrational number.If a,b,c and d are rational numbers such that (ax+b)/(cx+d) is a rational number,which of the following must be true?

If A & B are two rational numbers and AB, A + B and A -B are rational numbers, then A/B is :

If A & B are two rational numbers and AB, A + B and A -B are rational numbers, then A/B is :