This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 7 Cubes And Cube Roots ā Quiz 3 š Homepage š Download PDF Books š Premium PDF Books Class 8 Maths Chapter 7 Cubes And Cube Roots Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What are the numbers obtained when a number is multiplied by itself three times known as? A) Square numbers. B) Prime numbers. C) Odd numbers. D) Cube numbers. Show Answer Correct Answer: D) Cube numbers. 2. What is the cube root of 27?$_{}$ A) 9. B) 3. C) -3. D) -9. Show Answer Correct Answer: B) 3. 3. Which of the following numbers is not a perfect cube? A) 1000. B) 2197. C) 1331. D) 625. Show Answer Correct Answer: D) 625. 4. 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. Show Answer Correct Answer: C) 10. 5. What is-9 cubed?(-9)$^{3}$ A) -729. B) 729. C) 27. D) -27. Show Answer Correct Answer: A) -729. 6. There are ..... perfect cubes between 1 and 1000 A) 6. B) 8. C) 10. D) 12. Show Answer Correct Answer: B) 8. 7. Cuberoot of 64 is A) 4. B) 8. C) 16. D) 32. Show Answer Correct Answer: A) 4. 8. $3\sqrt{216}$ A) 8. B) 9. C) 6. D) 3. Show Answer Correct Answer: C) 6. 9. $\sqrt[3]{1728}$ A) 12. B) 21. C) 0.000000000000012. D) 1.2. Show Answer Correct Answer: A) 12. 10. What is the cube of 9? A) 81. B) 719. C) 729. D) 739. Show Answer Correct Answer: C) 729. 11. By what least number must 21600 be multiplied to make it a perfect cube? A) 6. B) 30. C) 10. D) 60. Show Answer Correct Answer: C) 10. 12. Is 20000 a perfect cube? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 13. What is the one's digit in the cube root of the 17576? A) 4. B) 6. C) 2. D) 8. Show Answer Correct Answer: B) 6. 14. $\left(1\frac{3}{10}\right)^{^3}$ A) 5879/10. B) 3375/1000. C) 2197/1000. D) 27/10. Show Answer Correct Answer: C) 2197/1000. 15. What is the ten's digit in the cube root of the 17576? A) 4. B) 6. C) 2. D) 8. Show Answer Correct Answer: C) 2. 16. Is 49 a perfect cube? A) Yes, it is. B) No, it isn't. C) All the above. D) None of the above. Show Answer Correct Answer: B) No, it isn't. 17. What is the cube root of 125? A) 5. B) -5. C) 25. D) -25. Show Answer Correct Answer: A) 5. 18. Which of the following is a perfect cube? A) 8. B) 16. C) 25. D) 81. Show Answer Correct Answer: A) 8. 19. Find the cube root of 4913 A) 16. B) 17. C) 18. D) 19. Show Answer Correct Answer: B) 17. 20. WHAT IS THE CUBE ROOT OF 1331 A) 21. B) 31. C) 41. D) 11. Show Answer Correct Answer: D) 11. 21. $\sqrt[3]{125}$ A) 3125. B) 5. C) 25. D) None of the above. Show Answer Correct Answer: B) 5. 22. WHILE FINDING THE CUBE ROOT OF 175616, NUMBER OF DIGITS IN THE OBTAINED ANSWER A) 3. B) 2. C) 5. D) 6. Show Answer Correct Answer: B) 2. 23. What is the one's digit in the cube root of the cube number 1728? A) 1. B) 2. C) 4. D) 6. Show Answer Correct Answer: B) 2. 24. Is 392 a perfect cube? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 25. Determine which is square root of 144 A) 11. B) 10. C) 12. D) 14. 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