This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. $\frac{-2}{3}\times\frac{-4}{5}$ A) $\frac{2}{3}$. B) $\frac{-6}{8}$. C) $\frac{8}{15}$. D) $\frac{-8}{15}$. Show Answer Correct Answer: C) $\frac{8}{15}$. 2. How many rational numbers are there between 3 and 5 A) 4. B) 6. C) Infinite. D) 0. Show Answer Correct Answer: C) Infinite. 3. Which of the following are sums of additive inverses? A) 8+8. B) 8+0. C) 8+(-8). D) -8+(-8). Show Answer Correct Answer: C) 8+(-8). 4. The value of (2/5)*(-3/7)-(-3/7)*(3/5) is A) -3/35. B) 3/35. C) -1/2. D) 1/2. Show Answer Correct Answer: B) 3/35. 5. Subtract (-8)/9 from (-3)/8. A) 12/72. B) 37/72. C) 8/97. D) 12/58. Show Answer Correct Answer: B) 37/72. 6. Order the altitudes from least to greatest:New Orleans, LA:altitude-8.91 ftWills Tower, IL:altitude 1, 451 ftDeath Valley:altitude-220.53 ftGrand Tetons, WY:altitude 13, 770 ft A) -8.91; 1, 451;-220.53; 13, 770. B) 13, 770; 1, 451;-8.91;-220.53. C) -220.53;-8.91; 1, 451; 13, 770. D) -8.91;-220.53; 1, 451; 13, 770. Show Answer Correct Answer: C) -220.53;-8.91; 1, 451; 13, 770. 7. Multiply.-5/6 x 3/4Write your answer in simplest form. A) -15/12. B) -5/8. C) -8/10. D) -15/24. Show Answer Correct Answer: B) -5/8. 8. Commutative property holds good for division of rational numbers. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. Write this fraction as a decimal.9/16 A) .563. B) .916. C) .500. D) 1.78. Show Answer Correct Answer: A) .563. 10. Which correctly orders the decimals and fractions from greatest to least?0.563, 3/6, 0.69, 9/12 A) 9/12, 3/6, 0.69, 0.563. B) 0.563, 3/6, 0.69, 9/12. C) 9/12, 0.69, 0.568, 3/6. D) None of the above. Show Answer Correct Answer: C) 9/12, 0.69, 0.568, 3/6. 11. Classify-15/3 into all the categories which apply A) Rational only. B) Integer and rational. C) Integer and whole. D) Whole, integer, and rational. Show Answer Correct Answer: B) Integer and rational. 12. Change to a mixed number:36/9 A) 4. B) 0/4. C) 1/4. D) 4/4. Show Answer Correct Answer: A) 4. 13. Is 6/0 a Rational number A) Yes. B) No. C) Don't know. D) None of the above. Show Answer Correct Answer: B) No. 14. Mark won a gift card for correctly solving the most problems during the month of September. The gift card had balance of $ 40. He went to the mall with his friends and bought a t-shirt for $ 15, ice cream for 3.50, and a pair of Nike Elite socks of $ 16.05. Does he have enough money and the card for his purchases? What was his balance? A) Yes; $ 34.55. B) Yes; $ 5.45. C) No;-$ 3.50. D) No;-$ 5.45. Show Answer Correct Answer: B) Yes; $ 5.45. 15. The value of $\frac{9}{8}+\frac{-7}{16}$ A) $\frac{8}{16}$. B) $\frac{11}{16}$. C) $\frac{16}{8}$. D) $\frac{2}{16}$. Show Answer Correct Answer: B) $\frac{11}{16}$. 16. $\frac{27}{4}+\frac{15}{8}$ A) 78/8. B) 25/4. C) 69/8. D) 69/5. Show Answer Correct Answer: C) 69/8. 17. Which of these is a positive rational number? A) $\frac{-3}{7}$. B) $\frac{0}{7}$. C) $\frac{3}{-7}$. D) $\frac{-3}{-7}$. Show Answer Correct Answer: D) $\frac{-3}{-7}$. 18. The product of two rational number is 2, if one of the rational number is 1/7, what is the value of other? A) 14. B) 3.5. C) 9/7. D) 2/7. Show Answer Correct Answer: A) 14. 19. Convert to a decimal:$\frac{9}{10}$ A) 0.9. B) 0.09. C) 0.009. D) 0.0009. Show Answer Correct Answer: A) 0.9. 20. Which of the following is not a rational number?-2/3, 1/8, 0, 18, 54 A) 18 and 54. B) -2/3 and 1/8. C) 0. D) All are rational numbers. Show Answer Correct Answer: D) All are rational numbers. 21. Standard form of-15/40 A) 15/(-40). B) 15/40. C) 3/8. D) -3/8. Show Answer Correct Answer: D) -3/8. 22. When you use distributivity, you spilt a product as a sum or different of two products. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 23. Is 58/0 a rational number? A) Yes. B) No. C) Maybe. D) I don't know. Show Answer Correct Answer: B) No. 24. Which rational number is equal to its additive inverse A) 1. B) 0. C) 6. D) -1. Show Answer Correct Answer: B) 0. 25. Subtract-2/5 from 3/5. What do you get? A) 2/5. B) 1. C) 0. D) -1. Show Answer Correct Answer: B) 1. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 8 Rational Numbers Quiz 1Class 7 Mathematics Chapter 8 Rational Numbers Quiz 2Class 7 Mathematics Chapter 8 Rational Numbers Quiz 3Class 7 Mathematics Chapter 8 Rational Numbers Quiz 4Class 7 Mathematics Chapter 8 Rational Numbers Quiz 5Class 7 Mathematics Chapter 8 Rational Numbers Quiz 6Class 7 Mathematics Chapter 8 Rational Numbers Quiz 7Class 7 Mathematics Chapter 8 Rational Numbers Quiz 8Class 7 Mathematics Chapter 8 Rational Numbers Quiz 9Class 7 Mathematics Chapter 8 Rational Numbers Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books