This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Rational Numbers > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A/b x(c/d x e/f) = (a/b x c/d) x e/f represents ..... properties of multiplication. A) Closure. B) Associative. C) Commutative. D) Distributive. Show Answer Correct Answer: B) Associative. 2. Evaluate $2\frac{3}{4}x$ $x=-4$ A) 6. B) $-2\frac{1}{4}$. C) -11. D) $-1\frac{1}{4}$. Show Answer Correct Answer: C) -11. 3. Add. Write in simplest form. $\frac{5}{6}+\frac{8}{6}$ A) $2\frac{1}{6}$. B) $1\frac{1}{6}$. C) $\frac{13}{12}$. D) $\frac{13}{6}$. Show Answer Correct Answer: A) $2\frac{1}{6}$. 4. X99 can be solved quickly using which property A) Closure. B) Associative. C) Distributive. D) Commutative. Show Answer Correct Answer: C) Distributive. 5. Standard form of 44/-66 A) -4/3. B) -2/3. C) 66/44. D) -44/66. Show Answer Correct Answer: B) -2/3. 6. Which of these is not a rational number A) $\frac{\text{8}}{\text{9}}$. B) $\frac{0}{3}$. C) $\frac{8}{-9}$. D) $\frac{8}{0}$. Show Answer Correct Answer: D) $\frac{8}{0}$. 7. In between 2 rational numbers there are finite rational numbers? A) FALSE. B) TRUE. C) All the above. D) None of the above. Show Answer Correct Answer: A) FALSE. 8. $Add\\frac{2}{5}+\frac{4}{5}$ A) $\frac{3}{5}$. B) $\frac{2}{5}$. C) $\frac{6}{5}$. D) $\frac{4}{5}$. Show Answer Correct Answer: C) $\frac{6}{5}$. 9. The sum of a rational number and its additive inverse is A) 0. B) 2. C) -1. D) 1. Show Answer Correct Answer: A) 0. 10. Simplify the expression1.75 (-4) + 16 A) 13.75. B) 9. C) 16. D) 112. Show Answer Correct Answer: B) 9. 11. Divide $2\frac{2}{3}$ $\div$ $\frac{2}{5}$ A) 3/20. B) 6 2/3. C) 1 1/15. D) 7 1/2. Show Answer Correct Answer: B) 6 2/3. 12. The sum 5/4 + (-25/4) = A) 5. B) 4. C) -5. D) -4. Show Answer Correct Answer: C) -5. 13. The product of $\frac{4}{5}$ $\frac{15}{2}$ A) 6. B) $\frac{1}{6}$. C) $\frac{19}{7}$. D) $\frac{15}{10}$. Show Answer Correct Answer: A) 6. 14. Absolute value of |-3/11| is ..... A) -3/11. B) 1. C) 0. D) 3/11. Show Answer Correct Answer: D) 3/11. 15. Divide the sum of 65/12 and 8/3 by their difference. A) 97/12. B) 58/12. C) 37/12. D) 97/33. Show Answer Correct Answer: D) 97/33. 16. By what rational number should we multiply-15/56 to get-5/7? A) -3/8. B) 3/8. C) 8/3. D) -8/3. Show Answer Correct Answer: C) 8/3. 17. Add $\frac{3}{8}$ $\frac{1}{8}$ A) $\frac{4}{8}$. B) $\frac{1}{3}$. C) $\frac{1}{2}$. D) $\frac{1}{8}$. Show Answer Correct Answer: C) $\frac{1}{2}$. 18. If the cost of 9/2 liters of milk is Rs 357/4 find the cost of 1 liter of milk. A) 120/9. B) 19 5/6. C) 9/2 x 357/4. D) 9/120. Show Answer Correct Answer: B) 19 5/6. 19. Which of the following numbers is its own reciprocal A) 1/5. B) 10. C) 1. D) Zero. Show Answer Correct Answer: C) 1. 20. What is the difference?$^{9}$/$_{14}$-$^{3}$/$_{7}$ A) $^{6}$/$_{14}$. B) $^{6}$/$_{7}$. C) $^{3}$/$_{14}$. D) $^{3}$/$_{14}$. Show Answer Correct Answer: C) $^{3}$/$_{14}$. 21. What is other name of reciprocal? A) Whole numbers. B) Standard unit. C) Multiplicative inverse. D) Natural numbers. Show Answer Correct Answer: C) Multiplicative inverse. 22. If we divide additive inverse of 2 by multiplicative inverse of two we will get ..... A) 1/4. B) 4. C) -4. D) -1/4. Show Answer Correct Answer: C) -4. 23. Divide 3/4 by 1/2. What is the answer? A) 3/2. B) 1/4. C) 1/3. D) 2/3. Show Answer Correct Answer: A) 3/2. 24. $\frac{-9}{7}+0$ A) 0. B) $\frac{9}{7}$. C) $\frac{-9}{7}$. D) None. Show Answer Correct Answer: C) $\frac{-9}{7}$. 25. Define: ..... 1/3 = 1/3 A) Multiplicative inverse. B) Additive Inverse. C) Reciprocal. D) Commutative. Show Answer Correct Answer: B) Additive Inverse. 26. A rational number which is neither negative nor positive is ..... A) 1. B) 0. C) 2. D) None of the above. Show Answer Correct Answer: B) 0. 27. The numbers-20 and 20 are A) Positive. B) Negative. C) Rational. D) Opposites. Show Answer Correct Answer: D) Opposites. 28. The product of two rational numbers is-5. If one of these numbers is-7/15, find the other. A) 32/7. B) 75/7. C) 72/7. D) 12/7. Show Answer Correct Answer: B) 75/7. 29. The reciprocal of-1 is A) Not defined. B) 0. C) 1. D) -1. Show Answer Correct Answer: C) 1. 30. Order the following rational numbers from least to greatest:1/3, 0.4, 2/5, 0.35 A) 2/5, 0.35, 0.4, 1/3. B) 0.4, 0.35, 2/5, 1/3. C) 0.35, 0.4, 1/3, 2/5. D) 1/3, 0.35, 0.4, 2/5. Show Answer Correct Answer: D) 1/3, 0.35, 0.4, 2/5. 31. Put the following in order LEAST to GREATEST:0.54, 2/5, 0.45 A) 0.54, 2/5, 0.45. B) 2/5, 0.45, 0.54. C) 0.54, 0.45, 2/5. D) 0.45, 2/5, 0.54. Show Answer Correct Answer: B) 2/5, 0.45, 0.54. 32. Order the following rational numbers from greatest to least:0.2, -1/5, 1.25, -2/3 A) 0.2, 1.25, -1/5, -2/3. B) 1.25, 0.2, -1/5, -2/3. C) -1/5, 0.2, 1.25, -2/3. D) 1.25, -1/5, 0.2, -2/3. Show Answer Correct Answer: B) 1.25, 0.2, -1/5, -2/3. 33. Erica has is going to bake 4/5 of a batch of cookies. Each batch calls for 5/6 cup of flour. How much flour will she need? Simplify if needed! $\frac{4}{5}\times\frac{5}{6}$ A) $\frac{4}{5}$. B) $\frac{2}{3}$. C) $1\\frac{1}{30}$. D) $\frac{1}{3}$. Show Answer Correct Answer: B) $\frac{2}{3}$. 34. The additive inverse of $-\frac{5}{12}$ A) $\frac{5}{12}$. B) $-\frac{12}{5}$. C) $\frac{12}{5}$. D) $\frac{2}{15}$. Show Answer Correct Answer: A) $\frac{5}{12}$. 35. The reciprocal of $\frac{5}{2}$ A) $\frac{2}{5}$. B) $1\\frac{1}{4}$. C) $\frac{5}{2}$. D) None of the above. Show Answer Correct Answer: A) $\frac{2}{5}$. 36. $-1\frac{1}{5}+\left(-\frac{3}{5}\right)$ A) $\frac{3}{5}$. B) $-1\frac{4}{5}$. C) $-\frac{3}{5}$. D) $1\frac{4}{5}$. Show Answer Correct Answer: B) $-1\frac{4}{5}$. 37. The sum of $\frac{-5}{16}$ $\frac{7}{12}$ A) $\frac{1}{3}$. B) $\frac{13}{48}$. C) $\frac{-11}{30}$. D) $\frac{-7}{48}$. Show Answer Correct Answer: B) $\frac{13}{48}$. 38. What is the sum of 5/8 and-1/4? A) 3/8. B) -3/8. C) 1/2. D) 5/4. Show Answer Correct Answer: A) 3/8. 39. Divide and simplify. $\frac{4}{9}\\div\-\frac{11}{5}$ A) $\frac{20}{99}$. B) $\frac{44}{45}$. C) $-\frac{20}{99}$. D) $-\frac{44}{45}$. Show Answer Correct Answer: C) $-\frac{20}{99}$. 40. The multiplicative inverse of 5/9 is ..... A) -5/9. B) -9/5. C) 9/5. D) -5/-9. Show Answer Correct Answer: A) -5/9. 41. 9 is what type of number? A) Opposite. B) Rational. C) Positive. D) Negative. Show Answer Correct Answer: C) Positive. 42. Multiply. $-1\times\frac{4}{5}$ A) $-1\\frac{4}{5}$. B) $-\frac{4}{5}$. C) $\frac{4}{5}$. D) $1\\frac{4}{5}$. Show Answer Correct Answer: B) $-\frac{4}{5}$. 43. What should be subtracted from-5/4 to get-1? A) -1/4. B) 1. C) 1/4. D) -3/4. Show Answer Correct Answer: A) -1/4. 44. David has a special deck of cards. Each card has a different number on it. The cards are 0.35, 4/5, 1/3, and 0.75. How many cards have a value greater than 1/2 (0.5)? A) Three. B) Two. C) One. D) Four. Show Answer Correct Answer: B) Two. 45. There are ..... numbers between-1 and-2 A) Infinite. B) 10. C) 2. D) 100. Show Answer Correct Answer: A) Infinite. 46. $-\frac{2}{7}\left(\frac{3}{5}\right)$ A) $-\frac{6}{35}$. B) $\frac{6}{35}$. C) $-\frac{10}{21}$. D) $\frac{10}{21}$. Show Answer Correct Answer: A) $-\frac{6}{35}$. 47. What is the product of 5/6 and 2/3? A) 1/2. B) 3/10. C) 7/8. D) 5/9. Show Answer Correct Answer: D) 5/9. 48. When you're comparing numbers using the number line, the number to the farthest left is the ..... A) Least. B) Greatest. C) All the above. D) None of the above. Show Answer Correct Answer: A) Least. 49. A + b = b + a, this is ..... property A) Distributive. B) Associative. C) Closure. D) Commutative. Show Answer Correct Answer: D) Commutative. 50. At noon the temperature was 5$^{2}$/$_{5}$ degrees. By 7 pm the temperature had dropped 7.3 degrees. By midnight, the temperature had gone down another 1.2 degrees. What is the temperature at midnight? A) -3.1 or-3$^{1}$/$_{10}$ degrees. B) 0.7 or $^{7}$/$_{10}$ degrees. C) -13.9 or-13$^{9}$/$_{10}$ degrees. D) -3.3 or-3$^{3}$/$_{10}$ degrees. Show Answer Correct Answer: A) -3.1 or-3$^{1}$/$_{10}$ degrees. 51. $\frac{-3}{4}+3\\frac{1}{2}$ A) $2\\frac{3}{4}$. B) $3\\frac{1}{4}$. C) $-2\\frac{3}{4}$. D) $-3\\frac{1}{4}$. Show Answer Correct Answer: A) $2\\frac{3}{4}$. 52. Horatio climbed to the top of a ladder that is 10 feet high. What is the opposite of Horatio's height on the ladder? A) 10 feet. B) -10 feet. C) 0 feet. D) $\frac{1}{10}$. Show Answer Correct Answer: B) -10 feet. 53. The temperature in a town is 34.1$^\circ$F during the day and-8.6$^\circ$F at night. Find the difference in the temperatures. A) 42.7$^\circ$F. B) 25.5$^\circ$F. C) 42.7. D) 25.5. Show Answer Correct Answer: A) 42.7$^\circ$F. 54. The product of two rational numbers is 15. If one of the numbers is-10, find the other A) 5/2. B) -5/2. C) 3/5. D) 3/-2. Show Answer Correct Answer: D) 3/-2. 55. Additive inverse of 0 is 1: A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 56. Convert 3/4 to a decimal. A) 0.74. B) 0.70. C) 0.75. D) 0.73. Show Answer Correct Answer: C) 0.75. 57. Kennedy read for 1/4 of an hour, Claudia read for 1/6 of an hour, and Kai read for 2/8 of an hour. Which girls read an equal amount of time? A) Kennedy and Claudia. B) Kai and Claudia. C) Kennedy and Kai. D) No one read an equal amount of time. Show Answer Correct Answer: C) Kennedy and Kai. 58. Additive inverse of-100 is: A) 101. B) 104. C) 105. D) 100. Show Answer Correct Answer: D) 100. 59. Subtract. Write the fractions in simplest form. $\frac{3}{4}-\frac{9}{4}$ A) $-1\frac{1}{2}$. B) $-\frac{6}{4}$. C) $-1\frac{2}{4}$. D) $\frac{6}{4}$. Show Answer Correct Answer: A) $-1\frac{1}{2}$. 60. A recipe for cake requires 1/3 cup of milk. Molly wants to make 4/5 of the recipe. How many cups of milk should Molly use to make the cake? A) 5/12. B) 1/5. C) 6/8. D) 4/15. Show Answer Correct Answer: D) 4/15. ← PreviousNext →Related QuizzesMathematics QuizzesClass 7 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books