MCQ Rational Numbers, Chapter 1 Class 8 Maths MCQ’s For All Chapters – Maths Class 8th 1. What should be added to -5/4 to get -1? (a) -1/4 (b) 1/4 (c) 1 (d) -3/4ABCDYour comments:Question 1 of 152. What should be subtracted from -5/4 to get -1? (a) -1/4 (b) 1/4 (c) 1 (d) -3/4ABCDYour comments:Question 2 of 153. Which of the following is the identity element? (a) 1 (b) -1 (c) 0 (d) None of theseABCDYour comments:Question 3 of 154. Which of the following is the Multiplicative identity for rational numbers? (a) 1 (b) -1 (c) 0 (d) None of theseABCDYour comments:Question 4 of 155. Which of the following lies between 0 and -1? (a) 0 (b) -3 (c) -2/3 (d) 4/3ABCDYour comments:Question 5 of 156. Which of the following is the product of 7/8 and -4/21? (a) -1/6 (b) 1/12 (c) -16/63 (d) -147/16ABCDYour comments:Question 6 of 157. Which of the following is the product of (-7/8) and 4/21? (a) -1/6 (b) 12 (c) -63/16 (d) -16/147ABCDYour comments:Question 7 of 158. Which of the following is the reciprocal of the reciprocal of a rational number? (a) -1 (b) 1 (c) 0 (d) The number itselfABCDYour comments:Question 8 of 159. Write the rational number that is equal to its reciprocal a. -2 b. 0 c. 2 d. 1ABCDYour comments:Question 9 of 1510. Sum of two rational numbers is a _______. a. negative number b. irrational number c. none of these d. rational numberABCDYour comments:Question 10 of 1511. For any three rational numbers a, b and c, a + (b + c) = __________. a. (a + b) + c b. (a + b) - c c. (a - b) - c d. (a - b) + cABCDYour comments:Question 11 of 1512. Name the property under multiplication used in a. Associative property b. none of these c. Commutative property d. Multiplicative identityABCDYour comments:Question 12 of 1513. Find the multiplicative inverse of 1/4. a. -1 b. 1 c. -4 d. 4 ABCDYour comments:Question 13 of 1514. a. 1/4 b. 0 c. 4 d. 1ABCDYour comments:Question 14 of 1515. Find the multiplicative inverse of -13. a. 13 b. -13 c. -1/13 d. 12ABCDYour comments:Question 15 of 15 Loading...