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.

MCQ Questions for Class 8 Mathematics with Answers

Q1. What will be the unit digit of the cube root of a number ends with 8?

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

(i) 2

Q2. Which of the following numbers is a cube number ?

(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

Q5. What is the cube of double of ‘a’?

(i) 16a³
(ii) 2a
(iii) 8a³
(iv) 4a²

(iii) 8a³

Q6. The smallest natural number by which 704 must be divided to obtain a perfect cube is

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

(iii) 11

Q7. Which of the following numbers is not a perfect cube ?

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

(iv) 100.

Q8. By what number should 81 be divided to get a perfect cube?

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

(i) 3

Q9. The ones digit of the cube of the number 512 is

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

(iv) 8

Q10. Each prime factor appears _ times in its cube?

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

(ii) 3

Q11. If volume of cube is 4913cm³ then length of side of cube is

(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

Q13. By what number should we divide 135 to get a perfect cube?

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

(ii) 5

Q14. The volume of a cubical box is 343 cm³ which of the following is the side of the box?

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

(iv) 7 cm

Q15. The expansion of a³ is _.

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

(iv) a × a × a

Q16. The value of 5³ is __.

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

(i) 125

Q17. The one’s digit of the cube of the number 111 is

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

(i) 1

Q18. What should be divided by 53240 to make it a perfect cube?

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

(i) 5

Q19. Find the smallest number by which the number 72 must be multiplied to obtained a perfect cube.

(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

Q21. Ones place digit in the cube of 5832 is __.

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

(iv) 8

Q22. The one’s digit of the cube of the number 123 is

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

(iv) 7.

Q23. Cube root of 15625 is:

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

(iii) 25

Q24. Which of the following is a perfect cube?

(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

Q27. The one’s digit of the cube of the number 326 is

(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

We Think the given NCERT MCQ Questions for class 8 Mathematics book Chapter 7 Cubes and Cube Roots with Answers Pdf free download will assist you. If you’ve got any queries regarding CBSE Class 8 Maths of Cubes and Cube Roots MCQs Multiple Choice Questions with Answers, drop a comment below and that we will come back to you soons.

Leave a Comment