CBSE Class 8 Mathematics Rational Numbers MCQ Worksheet - GMS - Learning Simply
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CBSE Class 8 Mathematics Rational Numbers MCQ Worksheet

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CBSE Class 8 Mathematics Rational Numbers MCQ Worksheet 

  • Rational Number
Read and download free pdf of CBSE Class 8 Mathematics Rational Numbers Worksheet . Students and teachers of Class 8 Rational Numbers can get free printable Worksheets for Class 8 Rational Numbers in PDF format prepared as per the latest syllabus and examination pattern in your schools. Standard 8 students should practice questions and answers given here for Rational Numbers in Grade 8 which will help them to improve your knowledge of all important chapters and its topics. Students should also download free pdf of Class 8 Rational Numbers Worksheets prepared  as per the latest NCERT, CBSE, KVS books and syllabus issued this academic year provided here with solutions on daily basis to get more score in school exams and tests

Following Are The MCQ Worksheet Questions:

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

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.

 


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.


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.

 


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.

 


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.

 


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.

 


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.

 


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.

 


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.

 


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.

 


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.

 


Question 13.
0 is not
(a) a natural number
(b) a whole number
(c) an integer
(d) a rational number.

 


Question 14.
12 is 2
(a) a natural number
(b) a whole number
(c) an integer
(d) a rational number.

 


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.

 


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.

 


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.

 


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.

 


Question 19.
a(b + c) = ab + ac is called
(a) commutative law
(b) associative law
(c) distributive law
(d) none of these.

 


Question 20.
The additive identity for rational numbers is
(a) 1
(b) -1
(c) 0
(d) none of these.

 


Question 21.
The multiplicative identity for rational numbers is
(a) -1
(b) 1
(c) 0
(d) none of these.

 


Question 22.
The additive inverse of 
23 is
(a) –
23
(b) 
32
(c) –
32
(d) 1

 


(d) 1
Question 23.
The additive inverse of –
34 is
(a) –
34
(b) 1
(c) 0
(d) 
34

 


Question 24.
The multiplicative inverse of 
12 is
(a) 1
(b) -1
(c) 2
(d) 0

Answer


Question 25.
The multiplicative inverse of –
25 is
(a) –
25
(b) –
52
(c) 
52
(d) 1

 


Question 26.
The multiplicative inverse of 1 is
(a) 0
(b) -1
(c) 1
(d) none of these.

 


Question 27.
The multiplicative inverse of -1 is
(a) 0
(b) -1
(c) 1
(d) none of these.


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.

 


Question 29.
The negative of 2 is
(a) 2
(b) 
12
(c) -2
(d) –
12


Question 30.
The negative of -2 is
(a) -2
(b) 2
(c) –
12
(d) 
12

 


Question 31.
If a and b are two rational numbers, then
(a) 
a+b2 < a
(b) 
a+b2 < b
(c) 
a+b2 = a
(d) 
a+b2 > b

 


Question 32.
The rational number that does not have a reciprocal is
(a) 0
(b) 1
(c) -1
(d) 
12

 


Question 33.
The rational number which is equal to its negative is
(a) 0
(b) -1
(c) 1
(d) 
12

 


Question 34.
The reciprocal of 
1x (x ≠ 0) is
(a) x
(b) 
1x
(c) 1
(d) 0

 


Question 35.
The reciprocal of a positive rational number is
(a) a positive rational number
(b) a negative rational number
(c) 0
(d) 1.

 


Question 36.
The reciprocal of a negative rational number is
(a) a positive rational number
(b) a negative rational number
(c) 0
(d) -1

 


We hope the given NCERT MCQ Questions for Class 8 Maths Chapter 1 Rational Numbers with Answers Pdf free download will help you. If you have any queries regarding Rational Numbers CBSE Class 8 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.


CBSE Class 8 Mathematics Worksheet - Rational Numbers (1) CBSE,CCE and NCERT students can refer to the attached file. All educational material on the website has been prepared by Balkishan Sir having more than 20 years of teaching experience in various schools.  All study material has been carefully designed keeping into mind the latest CBSE examination trends.  

Please refer to the link below for CBSE Class 8 Mathematics Worksheet - Rational Numbers (1)



About the Author

At the helm of GMS Learning is Principal Balkishan Agrawal, a dedicated and experienced educationist. Under his able guidance, our school has flourished academically and has achieved remarkable milestones in various fields. Principal Agrawal’s visio…

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