Check the below **Online Education** NCERT MCQ Questions for Class 8 Maths Chapter 1 Rational Numbers with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have provided Rational Numbers Class 8 Maths MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-8-maths-with-answers/

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## Online Education for Rational Numbers Class 8 MCQs Questions with Answers

**Class 8 Maths Chapter 1 MCQ Question 1.**

Which of the following statements is false ?

(a) Natural numbers are closed under addition

(b) Whole numbers are closed under addition

(c) Integers are closed under addition

(d) Rational numbers are not closed under addition.

## Answer

Answer: (d)

**Rational Numbers Class 8 MCQ Question 2.**

Which of the following statements is false ?

(a) Natural numbers are closed under subtraction

(b) Whole numbers are not closed under subtraction

(c) Integers are closed under subtraction

(d) Rational numbers are closed under subtraction.

## Answer

Answer: (a)

**Class 8 Maths MCQ Chapter 1 Question 3.**

Which of the following statements is true ?

(a) Natural numbers are closed under multiplication

(b) Whole numbers are not closed under multiplication

(c) Integers are not closed under multiplication

(d) Rational numbers are not closed under multiplication.

## Answer

Answer: (a)

**Rational Numbers MCQ Class 8 Question 4.**

Which of the following statements is true ?

(a) Natural numbers are closed under division

(b) Whole numbers are not closed under division

(c) Integers are closed under division

(d) Rational numbers are closed under division.

## Answer

Answer: (b)

**Class 8 Math Chapter 1 MCQ Question 5.**

Which of the following statements is false ?

(a) Natural numbers are commutative for addition

(b) Whole numbers are commutative for addition

(c) Integers are not commutative for addition

(d) Rational numbers are commutative for addition.

## Answer

Answer: (c)

**Class 8 Maths Ch 1 MCQ Question 6.**

Which of the following statements is true ?

(a) Natural numbers are commutative for subtraction

(b) Whole numbers are commutative for subtraction

(c) Integers are commutative for subtraction

(d) Rational numbers are not commutative for subtraction.

## Answer

Answer: (d)

**MCQ On Rational Numbers For Class 8 Question 7.**

Which of the following statements is false ?

(a) Natural numbers are commutative for multiplication

(b) Whole numbers are commutative for multiplication

(c) Integers are not commutative for multiplication

(d) Rational numbers are commutative for multiplication.

## Answer

Answer: (c)

**MCQ Class 8 Maths Chapter 1 Question 8.**

Which of the following statements is true ?

(a) Natural numbers are commutative for division

(b) Whole numbers are not commutative for division

(c) Integers are commutative for division

(d) Rational numbers are commutative for division.

## Answer

Answer: (b)

**MCQ Questions For Class 8 Maths Chapter 1 With Answers Question 9.**

Which of the following statements is true ?

(a) Natural numbers are associative for addition

(b) Whole numbers are not associative for addition

(c) Integers are not associative for addition

(d ) Rational numbers are not associative for addition.

## Answer

Answer: (a)

**MCQ Questions For Class 8 Maths Chapter 1 Question 10.**

Which of the following statements is true ?

(a) Natural numbers are associative for subtraction

(b) Whole numbers are not associative for subtraction

(c) Integers are associative for subtraction

(d) Rational numbers are associative for subtraction.

## Answer

Answer: (b)

**Maths Class 8 Chapter 1 MCQ Question 11.**

Which of the following statements is true ?

(a) Natural numbers are not associative for multiplication

(b) Whole numbers are not associative for multiplication

(c) Integers are associative for multiplication

(d) Rational numbers are not associative for multiplication.

## Answer

Answer: (c)

**Ch 1 Maths Class 8 MCQ Question 12.**

Which of the following statements is true ?

(a) Natural numbers are associative for division

(b) Whole numbers are associative for division

(c) Integers are associative for division

(d) Rational numbers are not associative for division.

## Answer

Answer: (d)

**Class 8 Chapter 1 Maths MCQ Question 13.**

0 is not

(a) a natural number

(b) a whole number

(c) an integer

(d) a rational number.

## Answer

Answer: (a)

**Class 8 Rational Numbers MCQ Question 14.**

\(\frac{1}{2}\) is 2

(a) a natural number

(b) a whole number

(c) an integer

(d) a rational number.

## Answer

Answer: (d)

**MCQ Of Rational Numbers Class 8 Question 15.**

a + b = b + a is called

(a) commutative law of addition

(b) associative law of addition

(c) distributive law of addition

(d) none of these.

## Answer

Answer: (a)

Question 16.

a × b = b × a is called

(a) commutative law for addition

(b) commutative law for multiplication

(c) associative law for addition

id) associative law for multiplication.

## Answer

Answer: (b)

Question 17.

(a + b) + c = a + (b + c) is called

(a) commutative law for multiplication

(b) commutative law for addition

(c) associative law for addition

id) associative law for multiplication.

## Answer

Answer: (c)

Question 18.

a × (b × c) = (a × b) × c is called

(a) associative law for addition

(b) associative law for multiplication

(c) commutative law for addition

(d) commutative law for multiplication.

## Answer

Answer: (b)

Question 19.

a(b + c) = ab + ac is called

(a) commutative law

(b) associative law

(c) distributive law

(d) none of these.

## Answer

Answer: (c)

Question 20.

The additive identity for rational numbers is

(a) 1

(b) -1

(c) 0

(d) none of these.

## Answer

Answer: (c)

Question 21.

The multiplicative identity for rational numbers is

(a) -1

(b) 1

(c) 0

(d) none of these.

## Answer

Answer: (b)

Question 22.

The additive inverse of \(\frac{2}{3}\) is

(a) –\(\frac{2}{3}\)

(b) \(\frac{3}{2}\)

(c) –\(\frac{3}{2}\)

(d) 1

## Answer

Answer: (a)

(d) 1

Question 23.

The additive inverse of –\(\frac{3}{4}\) is

(a) –\(\frac{3}{4}\)

(b) 1

(c) 0

(d) \(\frac{3}{4}\)

## Answer

Answer: (d)

Question 24.

The multiplicative inverse of \(\frac{1}{2}\) is

(a) 1

(b) -1

(c) 2

(d) 0

## Answer

Answer: (c)

Question 25.

The multiplicative inverse of –\(\frac{2}{5}\) is

(a) –\(\frac{2}{5}\)

(b) –\(\frac{5}{2}\)

(c) \(\frac{5}{2}\)

(d) 1

## Answer

Answer: (b)

Question 26.

The multiplicative inverse of 1 is

(a) 0

(b) -1

(c) 1

(d) none of these.

## Answer

Answer: (c)

Question 27.

The multiplicative inverse of -1 is

(a) 0

(b) -1

(c) 1

(d) none of these.

## Answer

Answer: (b)

Question 28.

How many rational numbers are there between any two given rational numbers?

(a) Only one

(b) Only two

(c) Countless

(d) Nothing can be said.

## Answer

Answer: (c)

Question 29.

The negative of 2 is

(a) 2

(b) \(\frac{1}{2}\)

(c) -2

(d) –\(\frac{1}{2}\)

## Answer

Answer: (c)

Question 30.

The negative of -2 is

(a) -2

(b) 2

(c) –\(\frac{1}{2}\)

(d) \(\frac{1}{2}\)

## Answer

Answer: (b)

Question 31.

If a and b are two rational numbers, then

(a) \(\frac{a+b}{2}\) < a

(b) \(\frac{a+b}{2}\) < b

(c) \(\frac{a+b}{2}\) = a

(d) \(\frac{a+b}{2}\) > b

## Answer

Answer: (b)

Question 32.

The rational number that does not have a reciprocal is

(a) 0

(b) 1

(c) -1

(d) \(\frac{1}{2}\)

## Answer

Answer: (a)

Question 33.

The rational number which is equal to its negative is

(a) 0

(b) -1

(c) 1

(d) \(\frac{1}{2}\)

## Answer

Answer: (a)

Question 34.

The reciprocal of \(\frac{1}{x}\) (x ≠ 0) is

(a) x

(b) \(\frac{1}{x}\)

(c) 1

(d) 0

## Answer

Answer: (a)

Question 35.

The reciprocal of a positive rational number is

(a) a positive rational number

(b) a negative rational number

(c) 0

(d) 1.

## Answer

Answer: (a)

Question 36.

The reciprocal of a negative rational number is

(a) a positive rational number

(b) a negative rational number

(c) 0

(d) -1

## Answer

Answer: (b)

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