# Cubes and Cube Roots MCQ Questions for Class 8 Maths Chapter 7 with Answers

We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 8 Maths book Chapter 7 Cubes and Cube Roots with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam taking the help of the Class 8 Maths Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of Cubes and Cube Roots. Each Questions has four options followed by the right answer. Download the Maths Quiz Questions with Answers for Class 8 free Pdf and prepare to exam and help students understand the concept very well.

(i) 2
(ii) 8
(iii) 4
(iv) 6

(i) 2

(i) 1000
(ii) 400
(iii) 100
(iv) 600.

(i) 1000

## Q3. The prime factorisation of 64 is:

(i) 2 x 2 x 2
(ii) 4 x 4 x 4
(iii) 8 x 8 x 8
(iv) None of the above

(ii) 4 x 4 x 4

## Q4. The cube of an even natural number is

(i) odd
(ii) even
(iii) may be even, may be odd
(iv) prime number

(ii) even

(i) 16a³
(ii) 2a
(iii) 8a³
(iv) 4a²

(iii) 8a³

(i) 22
(ii) 12
(iii) 11
(iv) 13

(iii) 11

(i) 1331
(ii) 512
(iii) 343
(iv) 100.

(iv) 100.

(i) 3
(ii) 6
(iii) 7
(iv) 9

(i) 3

(i) 2
(ii) 4
(iii) 6
(iv) 8

(iv) 8

(i) 2
(ii) 3
(iii) 1
(iv) 4

(ii) 3

(i) 16 cm
(ii) 17 cm
(iii) 18 cm
(iv) 19 cm

(ii) 17 cm

## Q12. The cube of an odd natural number is

(i) even
(ii) odd
(iii) may be even, may be odd
(iv) prime number.

(ii) odd

(i) 3
(ii) 5
(iii) 7
(iv) 9

(ii) 5

(i) 5 cm
(ii) 4 cm
(iii) 6 cm
(iv) 7 cm

(iv) 7 cm

(i) 3 × a
(ii) a + a + a
(iii) 3 × 3 × 3
(iv) a × a × a

(iv) a × a × a

(i) 125
(ii) 15
(iii) 10
(iv) 75

(i) 125

(i) 1
(ii) 2
(iii) 3
(iv) 9.

(i) 1

(i) 5
(ii) 10
(iii) 15
(iv) 20

(i) 5

(i) 2
(ii) 3
(iii) 4
(iv) 8

(ii) 3

## Q20. The numbers 1, 8, 27… are __.

(i) negative numbers
(ii) cube numbers
(iii) square numbers
(iv) none of these

(ii) cube numbers

(i) 5
(ii) 7
(iii) 2
(iv) 8

(iv) 8

(i) 3
(ii) 6
(iii) 9
(iv) 7.

(iv) 7.

(i) 5
(ii) 15
(iii) 25
(iv) 35

(iii) 25

(i) 10,000
(ii) 243
(iii) 343
(iv) 270000

(iii) 343

## Q25. Express 6³ as the sum of odd numbers.

(i) 31 + 33 + 35 + 37 + 39 + 41 + 43
(ii) 31 + 33 + 35 + 37 + 39 + 41
(iii) 31 + 33 + 35 + 37 + 39 + 41 + 43 + 45
(iv) none of these

(ii) 31 + 33 + 35 + 37 + 39 + 41

## Q26. The cube root of the 216 × (−32) × 54 is __

(i) -36
(ii) -72
(iii) -48
(iv) none of these

(ii) -72

(i) 2
(ii) 3
(iii) 6
(iv) 4.

(iii) 6

## Q28. The cube of an odd number is always __ .

(i) odd number
(ii) even number
(iii) prime number
(iv) none of these

(i) odd number

## Q29. Find the cube root of 0.001331.

(i) 0.111
(ii) 0.101
(iii) 0.11
(iv) none of these

(iii) 0.11

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