This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Tell whether the expression is positive or negative. $-\frac{3}{10}\times\left(-\frac{8}{15}\right)$ A) Positive. B) Negative. C) All the above. D) None of the above. Show Answer Correct Answer: A) Positive. 2. -(-x) is same as A) -x. B) X. C) 1/x. D) -1/x. Show Answer Correct Answer: C) 1/x. 3. Find the sum of 5 + (-4) A) 9. B) -9. C) 4. D) 1. Show Answer Correct Answer: D) 1. 4. What are whole numbers? A) Numbers start from 0 to infinity. B) Number start from 1 to infinity. C) Negative numbers. D) All of the above. Show Answer Correct Answer: A) Numbers start from 0 to infinity. 5. Solve the expression:-3.42 + 1.679 = ..... A) -2.259. B) -5.099. C) -1.741. D) -1.759. Show Answer Correct Answer: C) -1.741. 6. Compare-7 ..... -8 A) =. B) <. C) >. D) =. Show Answer Correct Answer: C) >. 7. $Evaluate:\\frac{2}{3}+\\frac{-4}{5}-\\frac{1}{3}-\\frac{2}{5}$ A) 11/15. B) 13/15. C) -3/5. D) -13 / 15. Show Answer Correct Answer: D) -13 / 15. 8. An ..... is a positive or negative whole number including zero. A) Integer. B) Rational Number. C) Additive Inverse. D) Opposite. Show Answer Correct Answer: A) Integer. 9. Is 18 x (-7) negative or positive? A) Negative. B) Positive. C) All the above. D) None of the above. Show Answer Correct Answer: A) Negative. 10. Simplify $\frac{\left(-15\right)}{8}\times\frac{16}{5}$ A) -6. B) $\frac{-240}{8}$. C) 6. D) NONE OF THESE. Show Answer Correct Answer: A) -6. 11. |-5 | ..... 0 A) <. B) >. C) =. D) None of the above. Show Answer Correct Answer: B) >. 12. Classify the number:10/2 A) Rational only. B) Rational and Integer. C) Whole Number, Integer, and Rational. D) Whole Number and Integer only. Show Answer Correct Answer: C) Whole Number, Integer, and Rational. 13. What is the sign of:Two numbers with opposite signs? A) Positive. B) Negative. C) Zero. D) None of the above. Show Answer Correct Answer: B) Negative. 14. What is 2/3 x 2/3 A) 4/9. B) 2/3. C) 4/3. D) 4/6. Show Answer Correct Answer: A) 4/9. 15. What is.67 as a fraction? A) 67/100. B) 67/1000. C) All the above. D) None of the above. Show Answer Correct Answer: A) 67/100. 16. X 0.5 = A) 40.95. B) 409.5. C) 40.02. D) 400.2. Show Answer Correct Answer: A) 40.95. 17. $Evaluate:\\frac{-16}{5}\times\frac{20}{8}$ A) 8. B) -8. C) 2. D) 7. Show Answer Correct Answer: B) -8. 18. Year divided by 5 A) 73/1. B) 24. C) 23/1. D) 66. Show Answer Correct Answer: A) 73/1. 19. Which set or sets does the number 15 belong to? A) Whole numbers only. B) Rational numbers only. C) Integer and rational numbers only. D) Whole numbers, integers, and rational numbers. Show Answer Correct Answer: D) Whole numbers, integers, and rational numbers. 20. Find the sum of 5/6 + 8/3. A) 4 1/3. B) 2 1/2. C) 2 1/3. D) 3 1/2. Show Answer Correct Answer: D) 3 1/2. 21. Add the rational numbers-1/2 and-3/4. A) -1/4. B) -5/4. C) -3/2. D) -2/4. Show Answer Correct Answer: B) -5/4. 22. -5/3 is the additive inverse of 5/3 A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. 0 is the smallest rational number. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 24. -1 x-1 x-1 x-1 x-1 A) 1. B) -5. C) 5. D) -1. Show Answer Correct Answer: D) -1. 25. X 2/3 = A) 1/4. B) 9/16. C) 3/4. D) 1/6. Show Answer Correct Answer: A) 1/4. ← 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 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 10Class 7 Mathematics Chapter 8 Rational Numbers Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books