Math Sight>Chapter 3 - Rational Numbers>Mental Maths>Q 9

EASY

7th CBSE

IMPORTANT

Earn 100

The reciprocal of a positive rational number is _________.

Important Questions on Rational Numbers

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Mental Maths>Q 10

__________ is a rational number whose additive inverse is the number itself.

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 1

What is the product of a rational number and its multiplicative inverse?

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 2

How many rational numbers are there between two rational numbers?

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 3

The sum of a rational number and its additive inverse is _______.

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 4

The standard form of

- \frac{8}{28}

is _______.

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 5

If

\frac{- 5}{8} = \frac{- 20}{x}

, then x is equal to _______.

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 6

The reciprocal of

\frac{- 1}{10}

is _____.

EASY

7th CBSE

IMPORTANT

Math Sight>Chapter 3 - Rational Numbers>Multiple-Choice Questions>Q 7

For what value of x will

\frac{- 19}{x}

not be a rational number?