This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Rational Numbers > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 12 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The Improper fraction of $2\\frac{5}{6}$ A) $\frac{17}{6}$. B) $\frac{12}{6}$. C) $\frac{18}{12}$. D) $\frac{15}{12}$. Show Answer Correct Answer: A) $\frac{17}{6}$. 2. Use the commutative property of multiplication to solve the equation.5 x 2 = 10, so ..... x 5 = 10 A) 5. B) 10. C) 2. D) 7. Show Answer Correct Answer: C) 2. 3. ..... is the multiplicative identity for rational numbers. A) 0. B) 1. C) -1. D) None of the above. Show Answer Correct Answer: B) 1. 4. Write the rational number whose denominator is the smallest 2 digit number and the numerator is the greatest 3 digit number. A) 999/100. B) 999/10. C) 99. D) 99/10. Show Answer Correct Answer: B) 999/10. 5. What is 3% as a decimal? A) 0.3. B) 0.03. C) 3.0. D) 30. Show Answer Correct Answer: B) 0.03. 6. The numbers 0, 1, 2, 3, ..... are called A) Integers. B) Natural numbers. C) Rational numbers. D) Whole numbers. Show Answer Correct Answer: D) Whole numbers. 7. Which number has no multiplicative inverse A) 0. B) 1/0. C) -1. D) 1. Show Answer Correct Answer: A) 0. 8. $-1\\frac{4}{5}\div2\\frac{1}{2}$ A) $-\frac{18}{25}$. B) $\frac{18}{25}$. C) $4\\frac{1}{2}$. D) $-4\\frac{1}{2}$. Show Answer Correct Answer: A) $-\frac{18}{25}$. 9. By what number should-33/8 be divided to get-11/2? A) 3/4. B) -4/3. C) -3/4. D) 4/3. Show Answer Correct Answer: A) 3/4. 10. Identify if the square root of 25 is a rational or irrational number. A) Irrational. B) Rational. C) Natural number. D) Whole number. Show Answer Correct Answer: B) Rational. 11. Which number is equal to it's reciprocal? A) 44. B) 1.6. C) 1/2. D) 1. Show Answer Correct Answer: D) 1. 12. The additive identity of rational numbers is: A) 1. B) -1. C) 2. D) 0. Show Answer Correct Answer: D) 0. 13. -9 is an integer A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. Convert 0.12 to a fraction. A) 3/25. B) 4/5. C) 3/8. D) 4/25. Show Answer Correct Answer: A) 3/25. 15. $\frac{-8}{9}\div\left(\frac{-8}{9}\right)$ A) $1$. B) $\frac{64}{81}$. C) $-1$. D) $\frac{-64}{81}$. Show Answer Correct Answer: A) $1$. 16. What is the decimal equivalent of $\frac{4}{25}$ A) 0.16. B) 1.6. C) 16%. D) 0.08. Show Answer Correct Answer: A) 0.16. 17. What is 0.507 as a fraction? A) $\frac{507}{100}$. B) $\frac{57}{100}$. C) $\frac{57}{1, 000}$. D) $\frac{507}{1, 000}$. Show Answer Correct Answer: D) $\frac{507}{1, 000}$. 18. Integers are ..... rational. A) Always. B) Sometimes. C) Never. D) None of the above. Show Answer Correct Answer: A) Always. 19. The additive inverse of $\frac{5}{7}$ A) $\frac{-7}{5}$. B) $\frac{-5}{7}$. C) $\frac{7}{5}$. D) $\frac{-5}{-7}$. Show Answer Correct Answer: B) $\frac{-5}{7}$. 20. If 3 3/4 m of cloth is required for one suit, then how many suits can be prepared from 30m of cloth? A) 5. B) 4. C) 9. D) 8. Show Answer Correct Answer: D) 8. 21. Multiplication is commutative for Rational numbers A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. Find one rational number between-5 and-7? A) 6. B) -12. C) 12. D) -6. Show Answer Correct Answer: D) -6. 23. The sum of 2 rational numbers is always a rational number, this is indicator of which propery A) Distributive. B) Commutative. C) Associative. D) Closure. Show Answer Correct Answer: D) Closure. 24. Divide 32.64 by 8 A) 4.8. B) 4.008. C) 4.08. D) None of the above. Show Answer Correct Answer: C) 4.08. 25. What is the multiplicative identity for rational numbers? A) 2/2. B) 1. C) -1/-1. D) 0. E) All of the above except 0. Show Answer Correct Answer: E) All of the above except 0. 26. The product of two numbers is-20/9. If one of the numbers is 4, find the other. A) 3/11. B) -9/11. C) 12/39. D) -5/9. Show Answer Correct Answer: D) -5/9. 27. Subtract 5.013 from 12.03 A) 6.017. B) 7.017. C) 7.010. D) None of the above. Show Answer Correct Answer: B) 7.017. 28. Order the rational numbers greatest to least.-0.45, -1/3, 4/5, 0.25, -1/2 A) -1/2, -0.45, -1/3, 4/5, 0.25. B) 4/5, 0.25, -1/3, -0.45, -1/2. C) -1/2, -0.45, -1/3, 0.25, 4/5. D) 4/5, 0.25, -1/3, -1/2, -0.45. Show Answer Correct Answer: B) 4/5, 0.25, -1/3, -0.45, -1/2. 29. Half of 1% is ..... A) 0.005. B) 0.05. C) 0.5. D) 5. Show Answer Correct Answer: A) 0.005. 30. Which of the following lies in between-2 &-3? A) 2.5. B) -9/4. C) -5/3. D) -4/2. Show Answer Correct Answer: B) -9/4. 31. Find the reciprocal of 6/10 A) 5/3. B) 3/5. C) 10/6. D) 6/10. Show Answer Correct Answer: C) 10/6. 32. The sum of rational number-1/3 and its reciprocal = A) -3/10. B) 1. C) -10/3. D) 0. Show Answer Correct Answer: C) -10/3. 33. (-3) + (3/8)-(5/8) A) -26/8. B) 13/8. C) 26/8. D) -23/8. Show Answer Correct Answer: A) -26/8. 34. The Jonas family has 3/4 of a pie left. They want to cut it into halves. How many halves would they get? Simplify your answer $\frac{3}{4}\div\frac{1}{2}$ A) $\frac{2}{3}$. B) $1\\frac{1}{2}$. C) $\frac{6}{4}$. D) $\frac{3}{8}$. Show Answer Correct Answer: B) $1\\frac{1}{2}$. 35. True or False:Rational Numbers are closed under addition. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 36. Every rational number can be represented on the ..... A) Number line. B) Air. C) Table. D) None of these. Show Answer Correct Answer: A) Number line. 37. Which is false amongst the following w.r.t Rational Numbers? A) Addition is commutative. B) Division is commutative. C) Subtraction is commutative. D) Multiplication is commutative. Show Answer Correct Answer: B) Division is commutative. 38. The set of all whole numbers and their opposites, including zero, is called: A) Absolute value. B) Positive numbers only. C) Integers. D) Negative numbers only. Show Answer Correct Answer: C) Integers. 39. 1 is multiplicative inverse of itself. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 40. Rational numbers are not closed under subtraction A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 41. What is the additive identity for integers and whole number?? A) 1. B) 2/2. C) Both a and c. D) 0. Show Answer Correct Answer: D) 0. 42. All fractions are rational numbers A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 43. Solve the following (-2/3)+(2/3) A) 0. B) -4/3. C) 2/3. D) None of these. Show Answer Correct Answer: A) 0. 44. X + 1/2 = 7/6, x=? A) 1/3. B) 1/2. C) 3/6. D) 2/3. Show Answer Correct Answer: D) 2/3. 45. The product of two rational numbers is-8/9. If one of the numbers is-4/15, find the other. A) -10/3. B) -3/10. C) 10/3. D) 3/10. Show Answer Correct Answer: C) 10/3. 46. What is 1/8 + 2/8? A) 3/8. B) 3/64. C) 3/64. D) 3/16. Show Answer Correct Answer: A) 3/8. 47. What is the product of 1/5 and 5/6? A) 1/2. B) 1/5. C) 1/6. D) 5/5. Show Answer Correct Answer: C) 1/6. 48. What number should be subtracted from-3/5 to get-2? A) -13/5. B) 13/5. C) 7/5. D) -7/5. Show Answer Correct Answer: D) -7/5. 49. $\left(\frac{2}{3}\right)\times\left(\frac{1}{2}\right)\times\left(-\frac{3}{4}\right)$ A) $-\frac{1}{4}$. B) $\frac{1}{3}$. C) $-\frac{2}{3}$. D) $-\frac{1}{2}$. Show Answer Correct Answer: A) $-\frac{1}{4}$. 50. What is the sign of:the product of two positive numbers? A) Positive. B) Negative. C) Zero. D) None of the above. Show Answer Correct Answer: A) Positive. 51. What is 0.01 as a fraction? A) $\frac{1}{1, 000}$. B) $\frac{1}{10}$. C) $\frac{1}{100}$. D) $\frac{1}{50}$. Show Answer Correct Answer: C) $\frac{1}{100}$. 52. 4-1/5 Solve and convert your final answer into a mixed number. A) 6/5. B) 32/20. C) 1 11/20. D) -1 11/20. Show Answer Correct Answer: C) 1 11/20. 53. Choose the opposite numbers. A) 6 and-6. B) 1/2 and-1/4. C) 2 and-1/2. D) 0 and-0. Show Answer Correct Answer: A) 6 and-6. 54. 9 out of 12 students came to the football game. What % attended? A) 75%. B) 65%. C) 50%. D) 25%. Show Answer Correct Answer: A) 75%. 55. $\frac{1}{4}\div\left(-\\frac{3}{8}\right)$ A) $\frac{3}{32}$. B) $\frac{-3}{32}$. C) $\frac{2}{3}$. D) $\frac{-2}{3}$. Show Answer Correct Answer: D) $\frac{-2}{3}$. 56. -1/2 lies between which of the following rational numbers A) -1 and-2. B) 0 and 1. C) 1 and 2. D) 0 and-1. Show Answer Correct Answer: D) 0 and-1. 57. Evaluate and simplify (reduce):$\frac{2}{3}\div\frac{1}{4}=$ A) $\frac{2}{12}$. B) $\frac{8}{3}$. C) $\frac{2}{6}$. D) $\frac{1}{6}$. Show Answer Correct Answer: B) $\frac{8}{3}$. 58. A rational number can be represented in the form of: A) P/q. B) Pq. C) P-q. D) P+q. Show Answer Correct Answer: A) P/q. 59. Which rational number is neither positive nor negative? A) 1. B) 0. C) -1. D) 2. Show Answer Correct Answer: B) 0. 60. Which property states that you can change the grouping when adding/multiplying and STILL get the same answer? A) Commutative property. B) Associative property. C) Distributive property. D) None of the above. Show Answer Correct Answer: B) Associative property. ← 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