This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 21 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A stack of 8 bricks is on the driveway. Each brick is 3 1/2 inches thick. How high is the total stack of bricks? A) 26 inches. B) 16 1/2 inches. C) 2 2/7 inches. D) 28 inches. Show Answer Correct Answer: D) 28 inches. 2. On Tuesday in Washington D.C. the temperature at 8am was-8 degrees. At 1pm, it was 27 degrees. By how many degrees did the temperature change from morning to evening? A) 21. B) -35. C) 35. D) 19. Show Answer Correct Answer: C) 35. 3. Which is the positive rational number? A) -5/7. B) -3/8. C) 2/9. D) -9/5. Show Answer Correct Answer: C) 2/9. 4. What is the product of-1/2 and 4/5? A) -2/5. B) 2/5. C) -4/5. D) 1/5. Show Answer Correct Answer: A) -2/5. 5. Compare-6 ..... 6 A) <. B) =. C) =. D) >. Show Answer Correct Answer: A) <. 6. A ..... is used to show the relationships between groups. A) Friend chart. B) Whole number. C) Integer. D) Rational. Show Answer Correct Answer: A) Friend chart. 7. $\sqrt{19}$ A) INTEGER. B) RATIONAL. C) IRRATIONAL. D) WHOLE, INTEGER. Show Answer Correct Answer: C) IRRATIONAL. 8. Choose the least rational number. A) -9/7. B) -2/7. C) -1/7. D) None of the above. Show Answer Correct Answer: A) -9/7. 9. $\frac{13}{6}=\frac{-65}{x}$ A) 5/6. B) -30. C) 30. D) 1/30. Show Answer Correct Answer: B) -30. 10. The value of (-5/4) / (3/7) is equal to A) -15/28. B) 15/28. C) 35/12. D) -35/12. Show Answer Correct Answer: D) -35/12. 11. The additive inverse of-7/19 is A) -7/19. B) 7/19. C) 19/7. D) -19/7. Show Answer Correct Answer: B) 7/19. 12. $\frac{9}{10}$ A) -75% > $\frac{9}{10}$. B) 0.09 > $\frac{9}{10}$. C) $\frac{9}{10}$. D) None of the above. Show Answer Correct Answer: C) $\frac{9}{10}$. 13. $\frac{-15}{-65}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. Choose the correct option amongst the following: A) 0 >-3 >-5 >-27/5 >-8. B) -3 <-5 <-27/5 <-8 < 0. C) 0 >-3/-5 >-2 >-5. D) 0 <-3/-5 <-2 <-5. Show Answer Correct Answer: A) 0 >-3 >-5 >-27/5 >-8. 15. Rational numbers are ..... under addition A) 0. B) Closed. C) Opened. D) None of this above. Show Answer Correct Answer: B) Closed. 16. Multiply the rational numbers 2/3 and 3/4. A) 1/2. B) 3/4. C) 1/4. D) 5/6. Show Answer Correct Answer: A) 1/2. 17. What is the correct quotient? $\frac{2}{3}\\div\\frac{1}{3}$ A) $\frac{2}{9}$. B) $\frac{2}{3}$. C) 2. D) $\frac{1}{3}$. Show Answer Correct Answer: C) 2. 18. Place the numbers below in order from greatest to least:60, -5, 1/4, 1/2, -6 A) -6, -5, 1/4, 1/2, 60. B) 60, 1/2, 1/4, -5, -6. C) -6, -5, 1/2, 1/4, 60. D) 60, 1/4, 1/2, -6, -5. Show Answer Correct Answer: B) 60, 1/2, 1/4, -5, -6. 19. Which number is farthest from 0? A) -6. B) -4. C) 3. D) 5. Show Answer Correct Answer: A) -6. 20. Convert 75/100 to simplest form. A) 3/6. B) 3/4. C) 2/6. D) 1/4. Show Answer Correct Answer: B) 3/4. 21. The reciprocal of any rational number p/q where p and q is integer and q is not equal to zero A) P/q. B) 0. C) 1. D) Q/p. Show Answer Correct Answer: D) Q/p. 22. What is the absolute value of-12.5? A) 12.5. B) 1. C) -1. D) -12.5. Show Answer Correct Answer: A) 12.5. 23. Define distributive property A) (Reverse) + (Alax) = A (A + i). B) (Reverse) + (Akit) = Reverse + Aktta. C) 1/3 = 2/6. D) Axb + bxc. Show Answer Correct Answer: A) (Reverse) + (Alax) = A (A + i). 24. Compare 0.5 ..... 0.005 A) <. B) >. C) =. D) None of the above. Show Answer Correct Answer: B) >. 25. Add $\frac{1}{2}+\frac{2}{3}$ A) $\frac{5}{6}$. B) $-\frac{5}{6}$. C) $\frac{7}{6}$. D) $-\frac{7}{6}$. Show Answer Correct Answer: C) $\frac{7}{6}$. ← 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