Class 8 Mathematics Practice Assignments: CBSE Class 8 Mathematics Cubes and Cube Roots Assignment Set 02
Explore structured practice materials through the CBSE Class 8 Mathematics Cubes and Cube Roots Assignment Set 02. Tailored for Class 8 learners, utilizing these Mathematics assignments ensures thorough preparation and strengthens foundational knowledge before final CBSE evaluations.
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Q 1 Find the cube of 18.
Q 2 Express 63 as the sum of odd numbers using the pattern given below.
1 = 1 = 13
3 + 5 = 8 = 23
7 + 9 + 11 = 27 = 33
13 + 15 + 17 + 19 = 64 = 43
21 + 23 + 25 + 27 + 29 = 125 = 53
Q 3 Show that 189 is not a perfect cube.
Q 4 Find the number whose cube is 9261.
Q 5 Find the cube root of 512.
Q 6 Evaluate: (0.8)3
Very Short Answer type Questions
Question. What is the cube root of 0.001728?
Answer : 0.12
Question. A cubical box has a volume of 512000 cubic cm. What is the length of the side of box?
Answer : 80cm
Question. Find 13 + 23 + 33.
Answer : 36
Question. What is cube root of 1728?
Answer : 12
Question. Find the value of 3√0.729 x 3√1.331.
Answer : 0.99
Question. How many hundreds are there is 31 × 22 × 53?
Answer : 155
Question. Simplify and give the answer 3√216 x 3√729 / 3 x 9
Answer : 2
Question. Evaluate 3√100 x 3√270.
Answer : 30
Question. What is 3√400 x 3√49 x 3√140 ?
Answer : 140
Question. Simplify and give the answer in whole number 3√55 x 3√25 x 3√121.
Answer : 55
Question. Find 3√169 x 3√25 x 3√65.
Answer : 65
Question. What is the smallest number by which 9000 can be multiplied so that it becomes a perfect cube.
Answer : 3
Question. What is cube of 0.2.
Answer : 0.008
Q.1) Which of the following are the perfect cubes?
a) 729 b) 10000 c) 1729 d) 2817 e) 6859
Q.2) Which of the following are the cubes of odd number
a) 1331 b) 4096 c) 5832 d) 5000 e) 3375
Q.3) Is 343 or 243 a perfect cube?
Q. 4) By prime factorization find the cube roots of:
a) 3375 b) 74088 c) 10000 d) 11331
Q. 5) Find the cube root of 17576 through estimation.
Q. 6) Is 392 a perfect cube?
Q.7) Is 68600 a perfect cube? If not, find the smallest no. by which 68600 must be multiplied to get a perfect cube.
Q. 8) Is 53240 a perfect cube? If not, then by which smallest no. should 53240 be divided so that the quotient is a perfect cube?
Q. 9)Without finding the prime factors, estimate the cube roots of the following cubes.
a) 857375 b) 12167 c) 24389
Q.10) Find the cube root of 13824.
Free study material for Mathematics
CBSE Class 8 Mathematics Assignments for Chapter 07 Cubes And Cube Roots
Download Assignment: Chapter 07 Cubes And Cube Roots (Class 8 Mathematics)
Access structured practice assignments for Chapter 07 Cubes And Cube Roots designed in alignment with the latest CBSE curriculum for Class 8 Mathematics. These printable sets cover objective and descriptive problem types to support thorough revision.
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Effective Strategy for Class 8 Mathematics Assignments
- Concept Foundation: Review the NCERT book for Class 8 Mathematics thoroughly before diving into assignment tasks.
- Self-Evaluation: Solve exercises independently before inspecting professional answer guides.
- Progress Monitoring: Note down complex formulas or concepts, clearing them up using available online practice aids.
FAQs
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Yes. These assignments are designed as per the latest CBSE syllabus for 2026. We have included huge variety of question formats such as MCQs, Case-study based questions and important diagram-based problems found in Chapter 07 Cubes And Cube Roots.
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