This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 8 Rational Numbers – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 8 Rational Numbers Quiz 19 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The following number(s) are/is their own reciprocal A) 1. B) -1. C) 1 and-1. D) 0. Show Answer Correct Answer: C) 1 and-1. 2. Subtract $\frac{7}{9}$ $\frac{8}{21}$ A) $\frac{1}{12}$. B) $\frac{25}{63}$. C) $\frac{-1}{12}$. D) $\frac{-25}{63}$. Show Answer Correct Answer: D) $\frac{-25}{63}$. 3. James measured the lengths of his five favorite books in inches. Which list shows the lengths in order from least to greatest? A) 8.25 in., 8.52 in., 8.45 in., 8.54., 8.24.,. B) 8.24 in., 8.25 in., 8.45 in., 8.52., 8.54 in. C) 8.54 in., 8.52 in., 8.45 in., 8.25 in., 8.24 in. D) 8.45 in., 8.54 in., 8.25 in., 8.52 in., 8.24 in. Show Answer Correct Answer: B) 8.24 in., 8.25 in., 8.45 in., 8.52., 8.54 in. 4. Multiply-3/4 by-2/3. What is the product? A) -1/2. B) 1/4. C) -1/4. D) 1/2. Show Answer Correct Answer: D) 1/2. 5. Divide:$\frac{5}{8}\div\left(\frac{1}{2}\times\\frac{2}{3}\right)$ A) $-\frac{5}{24}$. B) $\frac{5}{24}$. C) $\frac{15}{8}$. D) $-\frac{15}{8}$. Show Answer Correct Answer: C) $\frac{15}{8}$. 6. The sum of two rational numbers is $\frac{2}{3}$ $\frac{1}{9}$ A) $\frac{9}{5}$. B) $\frac{2}{9}$. C) $\frac{1}{3}$. D) $\frac{5}{9}$. Show Answer Correct Answer: D) $\frac{5}{9}$. 7. Write 5/9 as a decimal. A) 0.59. B) 0.95. C) 0.555 . D) 1.8. Show Answer Correct Answer: C) 0.555 . 8. Convert 3/4 to a percent. A) 125%. B) 225%. C) 175%. D) 75%. Show Answer Correct Answer: D) 75%. 9. The arrangement of rational numbers $\frac{1}{2}, \frac{5}{8}, \frac{1}{4}$ A) $\frac{1}{2}, \frac{1}{4}, \frac{5}{8}$. B) $\frac{1}{4}, \frac{1}{2}, \frac{5}{8}$. C) $\frac{5}{8}, \frac{1}{2}, \frac{1}{4}$. D) None of the above. Show Answer Correct Answer: B) $\frac{1}{4}, \frac{1}{2}, \frac{5}{8}$. 10. When you multiply two negatives, your answer is ..... A) Positive. B) Negative. C) All the above. D) None of the above. Show Answer Correct Answer: A) Positive. 11. What two operations can the commutative property be used with? A) Addition and subtraction. B) Addition and multiplication. C) Addition and division. D) None of the above. Show Answer Correct Answer: B) Addition and multiplication. 12. Convert.05 into a fraction in simplest form. A) 5/100. B) 1/5. C) 1/20. D) 1/50. Show Answer Correct Answer: C) 1/20. 13. Order the following from greatest to least.3/4, 4/5, 4/9, 1/2 A) 4/9, 1/2, 3/4, 4/5,. B) 4/5, 4/9, 1/2, 3/4. C) 4/5, 3/4, 1/2, 4/9. D) 3/4, 4/5, 4/9, 1/2. Show Answer Correct Answer: C) 4/5, 3/4, 1/2, 4/9. 14. X (-6) A) 4. B) -4. C) 4/3. D) -4/3. Show Answer Correct Answer: B) -4. 15. Choose the correct inequality. A) -8 <-10. B) -19 <-9. C) 0 <-3. D) -7 >-6. Show Answer Correct Answer: B) -19 <-9. 16. What is a Rational Number?$_{}$ A) A real number. B) Any number that can be written as a fraction. C) Any number that can be written as a decimal. D) A number that can be divided by 100. Show Answer Correct Answer: B) Any number that can be written as a fraction. 17. What is the fraction equivalent of 0.40? A) 40%. B) 1/25, 2/50, 4/100. C) 4/5, 20/25, 40/50, 80/100. D) 2/5, 10/25, 20/50, 40/100. Show Answer Correct Answer: D) 2/5, 10/25, 20/50, 40/100. 18. In between what two integers is the square root of 77? A) 5 and 6. B) 6 and 7. C) 7 and 8. D) 8 and 9. Show Answer Correct Answer: D) 8 and 9. 19. Subtract. Write the fractions in simplest form. $-2\frac{2}{3}-4\frac{1}{6}$ A) $-6\frac{5}{6}$. B) $-\frac{41}{6}$. C) $-1\frac{1}{2}$. D) $1\frac{1}{2}$. Show Answer Correct Answer: A) $-6\frac{5}{6}$. 20. Add. Write in simplest form. $5\frac{1}{3}+\left(-\frac{5}{9}\right)$ A) $4\frac{7}{9}$. B) $\frac{43}{9}$. C) $-\frac{43}{9}$. D) $4\frac{2}{3}$. Show Answer Correct Answer: A) $4\frac{7}{9}$. 21. The reciprocal of a positive rational number is ..... A) Positive. B) Negative. C) Inverse. D) 1. Show Answer Correct Answer: A) Positive. 22. Mrs. Byrne is at her house. She gets in her car and drives north 3.4 miles and stops at Target. Then she turns around and drives south 6.1 miles to go to Mrs. Mangini's house. How far is Mrs. Byrne's house from Mrs. Mangini's house? A) 9.3 miles. B) 2.7 miles. C) 3.3 miles. D) None of the above. Show Answer Correct Answer: B) 2.7 miles. 23. Which of these properties hold false for Multiplication of rational numbers? A) Associative law. B) Closure law. C) Commutative law. D) Existence of Multiplicative identity. E) None of the these. Show Answer Correct Answer: E) None of the these. 24. Jack believes that 0.2222 ..... is a rational number. Is Jack correct? How do you know? A) Yes, all decimals are rational numbers. B) Yes, the decimal can be written as the fraction 2/9. C) No, a repeating decimal is not a rational number. D) No, the decimal cannot be expressed as a ratio. Show Answer Correct Answer: B) Yes, the decimal can be written as the fraction 2/9. 25. In Detroit at 10 am, the temperature was-6 degrees. By 2 pm, it had increased 20 degrees. What was the temperature at 11 am? (hint:Draw a number line) A) 26 degrees. B) -26 degrees. C) 14 degrees. D) -14 degrees. Show Answer Correct Answer: C) 14 degrees. ← 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