This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 6 Squares And Square Roots – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Maths Chapter 6 Squares And Square Roots Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many digits are there in the square root of 15376 A) 5. B) 4. C) 3. D) 6. Show Answer Correct Answer: C) 3. 2. Simplify $\sqrt{25}+\sqrt{100}$ A) $125$. B) $\sqrt{125}$. C) $\sqrt{15}$. D) $15$. Show Answer Correct Answer: D) $15$. 3. $3\sqrt{64}=$ A) 8. B) 5. C) 4. D) 12. Show Answer Correct Answer: C) 4. 4. $14^2\-\\sqrt{144}$ A) 14-12. B) 196-12. C) 12-196. D) None of the above. Show Answer Correct Answer: B) 196-12. 5. $\sqrt{330}$ A) 17.62. B) 18.61. C) 19.17. D) 18.17. Show Answer Correct Answer: D) 18.17. 6. Identify:$\sqrt{324}$ A) -162. B) -18. C) 18. D) 162. Show Answer Correct Answer: C) 18. 7. The Pythagorean triples whose smallest number is 8: A) 8, 16 17. B) 8, 17, 18. C) 8, 15, 17. D) 8, 15, 16. Show Answer Correct Answer: C) 8, 15, 17. 8. By what number would you divide 300, so that resulting number is a perfect square? A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: A) 3. 9. Which one of the following number is not a perfect squre? A) 64. B) 121. C) 144. D) 85. Show Answer Correct Answer: D) 85. 10. How can you determine if a natural number is not a perfect square? A) If it cannot be expressed as a sum of successive odd natural numbers starting with 1. B) If it has an odd number of zeros at the end. C) If it can be expressed as a sum of successive odd natural numbers starting with 1. D) If it has an even number of zeros at the end. Show Answer Correct Answer: A) If it cannot be expressed as a sum of successive odd natural numbers starting with 1. 11. Which contains a list of perfect squares? A) 20, 24, 36, 48. B) 25, 36, 49, 64. C) 34, 48, 64, 81. D) 36, 49, 62, 84. Show Answer Correct Answer: B) 25, 36, 49, 64. 12. Which of the following is the square of an even number? A) 196. B) 441. C) 625. D) 529. Show Answer Correct Answer: A) 196. 13. Find the unit digit the square of 1234 A) 6. B) 16. C) 20. D) None of the above. Show Answer Correct Answer: A) 6. 14. If the perimeter of a square is 60 cm, then it's area is A) 289 cm$^{2}$. B) 196 cm$^{2}$. C) 225 cm$^{2}$. D) Data not appropriate. Show Answer Correct Answer: C) 225 cm$^{2}$. 15. The unit digit of the square of 3243 is A) 6. B) 3. C) 8. D) 9. Show Answer Correct Answer: D) 9. 16. Which of the following is square of 6.1? A) 36.1. B) 3.721. C) 37.21. D) 36.01. Show Answer Correct Answer: C) 37.21. 17. $\sqrt{114}$ A) 10.68. B) 11.75. C) 9.67. D) None of the above. Show Answer Correct Answer: A) 10.68. 18. What is the square root of 144? A) 4. B) 12. C) 16. D) 32. Show Answer Correct Answer: B) 12. 19. Which has a value between-2 and-3? A) Negative square root of 27. B) Negative square root of 5. C) Negative square root of 2. D) Negative square root of 33. Show Answer Correct Answer: B) Negative square root of 5. 20. Which of the following can not be a perfect square? A) 146. B) 289. C) 377. D) 584. Show Answer Correct Answer: C) 377. 21. What is the sum of first 12 odd natural numbers? A) 121. B) 144. C) 114. D) 100. Show Answer Correct Answer: B) 144. 22. The perfect square number between 30 and 40 is: A) ( a) 35. B) ( b ) 39. C) ( c ) 36. D) ( d ) 32. Show Answer Correct Answer: C) ( c ) 36. 23. Given $\sqrt{625}$ $25^2$ A) 1000. B) 625. C) 100. D) 25. Show Answer Correct Answer: B) 625. 24. 0$^{2}$ A) 2. B) 0. C) 1. D) None of these. Show Answer Correct Answer: B) 0. 25. Find the smallest number with which 980 be multiplied so that the product is perfect square? A) 40. B) 35. C) 70. D) 38. Show Answer Correct Answer: C) 70. ← PreviousNext →Related QuizzesClass 8 Maths Chapter 6 Squares And Square Roots Quiz 1Class 8 Maths Chapter 6 Squares And Square Roots Quiz 2Class 8 Maths Chapter 6 Squares And Square Roots Quiz 3Class 8 Maths Chapter 6 Squares And Square Roots Quiz 4Class 8 Maths Chapter 6 Squares And Square Roots Quiz 5Class 8 Maths Chapter 6 Squares And Square Roots Quiz 6Class 8 Maths Chapter 6 Squares And Square Roots Quiz 7Class 8 Maths Chapter 6 Squares And Square Roots Quiz 8Class 8 Maths Chapter 6 Squares And Square Roots Quiz 9Class 8 Maths Chapter 6 Squares And Square Roots Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books