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

Between any two rational numbers there

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

(d) (0)/(0) is a rational number.

CLOSURE PROPERTY If a and b are two whole numbers then their product a xx b is also a whole number.

CLOSURE PROPERTY If a and b are two whole numbers then a+b is also a whole number.In other words the sum of any two whole numbers is a whole number or whole numbers are closed for addition.

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.