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

MCQ | Cubes and Cube Roots Class 8

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 7 Cubes and Cube Roots with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have Provided Cubes and Cube Roots Class 8 Maths MCQs Questions with Answers to help students understand the concept very well.

Objective Question | NCERT Maths Class 8

NCERT Solutions Class 8 Maths
Book:	National Council of Educational Research and Training (NCERT)
Board:	Central Board of Secondary Education (CBSE)
Class:	8th
Subject:	Maths
Chapter:	7 Part-2
Chapters Name:	Cubes and Cube Roots
Medium:	English

Ncert Solutions for Class 8 Maths | Objective Type Questions

You can refer to NCERT Solutions for Class 8 Maths Chapter 7 Cubes and Cube Roots to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Cubes and Cube Roots | Class 8 Maths | NCERT Solutions

Q1.	Ncert Class 8 Maths Mcq Chapter 7 What is the one’s digit in the cube root of the cube number 2744 ?
	A. 1
	B. 2
	C. 3
	D. 4.

Ans: 4.
Hint:
4 × 4 × 4 = 64.

Q2.	Ncert Class 8 Maths Mcq Questions What is the one’s digit in the cube root of the cube number 3375 ?
	A. 2
	B. 3
	C. 5
	D. 4.

Ans: 5
Hint:
5 × 5 × 5 = 125.

Q3.	CBSE Class 8 Maths Chapter 7 Mcq What is the one’s digit in the cube root of the cube number 4096 ?
	A. 2
	B. 6
	C. 4
	D. 9.

Ans: 6
Hint:
6 × 6 × 6 = 216.

Q4.	CBSE Class 8 Maths Chapter 7 Mcq Questions What is the one’s digit in the cube root of the cube number 4913 ?
	A. 7
	B. 9
	C. 3
	D. 6.

Ans: 7
Hint:
7 × 7 × 7 = 343.

Q5.	CBSE Class 8 Maths Cubes and Cube Roots Mcq What is the one’s digit in the cube root of the cube number 5832 ?
	A. 2
	B. 4
	C. 6
	D. 8.

Ans: 8.
Hint:
8 × 8 × 8 = 512.

Q6.	CBSE Class 8 Maths Mcq Questions What is the one’s digit in the cube root of the cube number 6859 ?
	A. 7
	B. 8
	C. 9
	D. 6.

Ans: 9
Hint:
9 × 9 × 9 = 729.

Q7.	CBSE Class 8 Maths Cubes and Cube Roots Mcq Questions What is the one’s digit in the cube root of the cube number 8000 ?
	A. 0
	B. 2
	C. 4
	D. 8.

Ans: 0
Hint:
0 × 0 × 0 = 0.

Q8.	Class 8 Maths Mcq Chapter 7 The number of zeroes at the end of the cube of the number 20 is
	A. 1
	B. 2
	C. 3
	D. 6.

Ans: 3
Hint:
∵ Number of zeroes at the end of the number 20 = 1
∴ Number of zeroes at the end of its cube = 3 × 1 = 3.

Q9.	Class 8 Maths Mcq online test The number of zeroes at the end of the cube root of the cube number 1000 is
	A. 1
	B. 2
	C. 3
	D. 4.

Ans: 1
Hint:
∵ Number of zeroes at the end of the cube = 3
∴ Number of zeroes at the end of the cube root = \(\frac{3}{3}\) = 1.

Q10.	Class 8 Maths Mcq with answers The number of zeroes at the end of the cube of the number 100 is
	A. 1
	B. 2
	C. 4
	D. 6.

Ans: 6.
Hint:
∵ Number of zeroes at the end of the number 100 = 2
∴ Number of zeroes at the end of its cube = 3 × 2 = 6.

Q11.	Learn Cbse Class 8 Maths Mcq The number of zeroes at the end of the cube root of the cube number 8000000 is
	A. 1
	B. 2
	C. 3
	D. 6.

Ans: 2
Hint:
∵ Number of zeroes at the end of the cube = 6
∴ Number of zeroes at the end of the cube root = \(\frac{6}{3}\) = 2.

Q12.	Mcq Class 8 Maths Chapter 7 Find the smallest number by which the number 108 must be multiplied to obtain a perfect cube.
	A. 2
	B. 3
	C. 4
	D. 5.

Ans: 2
Hint:
108 = 2 × 2 × 3 × 3 × 3 = 2 × 2 × 3³.

Q13.	Mcq for Class 8 Maths Chapter 7 Find the smallest number by which the number 250 must be divided to obtain a perfect cube.
	A. 2
	B. 3
	C. 4
	D. 5.

Ans: 2
Hint:
250 = 5 × 5 × 5 × 2 = 5³ × 2.

Q14.	Mcq Questions for Class 8 Maths with answers pdf Chapter 7 Find the smallest number by which the number 72 must be multiplied to obtain a perfect cube.
	A. 2
	B. 3
	C. 4
	D. 6.

Ans: 3
Hint:
72 = 2 × 2 × 2 × 3 × 3 = 2³ × 3 × 3.

Q15.	Mcq Questions for Class 8 Maths with answers pdf download Find the smallest number by which the number 375 must be divided to obtain a perfect cube.
	A. 2
	B. 3
	C. 5
	D. 4.

Ans: 3
Hint:
375 = 3 × 5 × 5 × 5 = 3 × 5³.

Q16.	Ncert Class 8 Maths Mcq Chapter 7 Find the smallest number by which the number 100 must be multiplied to obtain a perfect cube.
	A. 5
	B. 2
	C. 4
	D. 10.

Ans: 10.
Hint:
100 = 2 × 2 × 5 × 5.

Q17.	Ncert Class 8 Maths Mcq Questions Find the smallest number by which the number 10000 must be divided to obtain a perfect cube.
	A. 2
	B. 5
	C. 10
	D. 100

Ans: 10
Hint:
10000 = 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5
= 2³ × 2 × 5³ × 5.

Q18.	CBSE Class 8 Maths Chapter 7 Mcq Find the smallest number by which the number 200 must be multiplied to obtain a perfect cube.
	A. 2
	B. 10
	C. 5
	D. 100.

Ans: 5
Hint:
200 = 2 × 2 × 2 × 5 × 5 = 2³ × 5 × 5.

Q19.	CBSE Class 8 Maths Chapter 7 Mcq Questions Find the smallest number by which the number 625 must be divided to obtain a perfect cube.
	A. 3
	B. 5
	C. 25
	D. 125.

Ans: 5
Hint:
625 = 5 × 5 × 5 × 5 = 5³ × 5.

Q20.	CBSE Class 8 Maths Cubes and Cube Roots Mcq Find the smallest number by which the number 128 must be multiplied to obtain a perfect cube.
	A. 2
	B. 4
	C. 3
	D. 8.