Dr Pooranmal and Ashfaq A Khan Solutions for Chapter: Model Test Paper - 2, Exercise 2: Model Test Paper - 2

Give an example to show that the multiplication is closed in the set of rational numbers.

The system of rational numbers is infinite.

Elements of all other systems of numbers are elements of the system of rational numbers.

$\frac{1}{0}$ is a rational number because both $1$ and $0$ are elements of the system of rational numbers.

A Rational number is either positive or negative.

Rational Numbers can be represented by certain point on a number line.

Name the types of decimal that belong to the set of rational numbers.

Express $\frac{5}{7}$ as decimal and $3.72$ as a rational number.