This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 38 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What properties, the following expressions show?2/3 + 4/5 = 4/5 + 2/3 A) Commutative property of addition of Rational numbers. B) Closure property of addition of Rational numbers. C) Associative property of addition of Rational numbers. D) Distributive property of addition of Rational numbers. Show Answer Correct Answer: A) Commutative property of addition of Rational numbers. 2. The standard form of $-\frac{48}{60}$ A) $\frac{48}{60}$. B) $-\frac{60}{48}$. C) $-\frac{4}{5}$. D) $\frac{-4}{-5}$. Show Answer Correct Answer: C) $-\frac{4}{5}$. 3. The number 4/7 and 12/21 are equal. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. If 2/9=4/b then the value of b is A) 18. B) 9. C) -18. D) 8/9. Show Answer Correct Answer: A) 18. 5. $2-\frac{1}{2}-\frac{3}{4}$ A) 9/8. B) 7/5. C) 3/4. D) 3/8. Show Answer Correct Answer: C) 3/4. 6. Which symbol makes the statement true? $3\frac{3}{8}$ A) $>$. B) $<$. C) $=$. D) $\ge$. Show Answer Correct Answer: A) $>$. 7. Every natural number is a rational number but every rational number needs not be a ..... A) Natural number. B) Rational number. C) All the above. D) None of the above. Show Answer Correct Answer: A) Natural number. 8. Which one of the following illustrates the Commutative Law of Addition? A) 5 + 7 = 7 + 5. B) 5 + 7 = 4 + 8. C) 5 + 7 = 3 + 9. D) 5 + 7 = 10 + 2. Show Answer Correct Answer: A) 5 + 7 = 7 + 5. 9. 2 + (-21) A) 19. B) -19. C) -23. D) 23. Show Answer Correct Answer: B) -19. 10. Solve the expression:-0.15 +-0.85 + 12.5 = ..... A) 13.2. B) 13.5. C) 11.5. D) 11.2. Show Answer Correct Answer: C) 11.5. 11. What is the recriprocal of 5 A) 5/1. B) 1/5. C) All the above. D) None of the above. Show Answer Correct Answer: B) 1/5. 12. Additive inverse of 2 is ..... A) 2. B) -2. C) 0. D) None of the above. Show Answer Correct Answer: B) -2. 13. Sam made three pies for herself and her four best friends. What fraction correctly represents how much pie each friend will get if they share the pies evenly? A) 1 pie each. B) 3/5 of a pie. C) 5/3 of a pie. D) 3/4 of a pie. Show Answer Correct Answer: B) 3/5 of a pie. 14. Which of the following is the reciprocal of the reciprocal of a rational number? A) -1. B) 1. C) 0. D) The number itself. Show Answer Correct Answer: D) The number itself. 15. The rational number ..... is neither positive nor negative. A) 0. B) 1. C) -1. D) 10. Show Answer Correct Answer: A) 0. 16. What is the reciprocal of, 3/5 fraction? A) Ans 5/3. B) -3/5. C) -5/3. D) 1/3. Show Answer Correct Answer: A) Ans 5/3. 17. Order 2/3, 4/5, 8/15 and 3/5 from least to greatest A) 4/5, 2/3, 3/5, 8/15. B) 8/15, 3/5, 2/3, 4/5. C) 2/3, 3/5, 4/5, 8/15. D) 2/3, 4/5, 3/5, 8/15. Show Answer Correct Answer: B) 8/15, 3/5, 2/3, 4/5. 18. Divide. Write fractions in simplest form. $-1\frac{1}{6}\div\frac{2}{9}$ A) $-5\frac{1}{4}$. B) $-\frac{14}{54}$. C) $-\frac{7}{27}$. D) $-\frac{63}{12}$. Show Answer Correct Answer: B) $-\frac{14}{54}$. 19. Which of the following lies between 0 and-1? A) 0. B) -3. C) -2/3. D) 4/3. Show Answer Correct Answer: C) -2/3. 20. Will the opposite of a number ALWAYS, SOMETIMES, or NEVER be greater than the number itself? A) ALWAYS be greater. B) SOMETIMES be greater. C) NEVER be greater. D) None of the above. Show Answer Correct Answer: B) SOMETIMES be greater. 21. $\frac{1}{2}+\frac{1}{3}$ A) $\frac{2}{6}$. B) $\frac{2}{5}$. C) $\frac{5}{6}$. D) $\frac{1}{6}$. Show Answer Correct Answer: C) $\frac{5}{6}$. 22. Which of the following number lies between 0 and 1 on a number line? A) $\frac{3}{4}$. B) $\frac{4}{3}$. C) $\frac{11}{6}$. D) $\frac{9}{5}$. Show Answer Correct Answer: A) $\frac{3}{4}$. 23. The correct arrangement of the rational numbers in ascending order is A) $\frac{216}{720}\, \\frac{63}{720}\, \\frac{-80}{720}$. B) $\frac{216}{720}\, \\frac{-63}{720}\, \\frac{-80}{720}$. C) $\frac{-216}{720}\, \\frac{-63}{720}\, \\frac{-80}{720}$. D) $\frac{-216}{720}\, \\frac{-80}{720}\, \\frac{63}{720}$. Show Answer Correct Answer: D) $\frac{-216}{720}\, \\frac{-80}{720}\, \\frac{63}{720}$. 24. Look at the list of rational numbers. Which one is the LEAST?0.25, -1.5, -7/8, 3/4 A) 0.25. B) -1.5. C) -7/8. D) 3/4. Show Answer Correct Answer: B) -1.5. 25. Subtraction of the two whole number always give result in whole number. True or false? A) True. B) False. C) Cannot determine. D) None of the above. Show Answer Correct Answer: B) False. ← 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