Rational Numbers, Chapter 9 Class 7 Maths MCQs 1. Associative property is not followed in _____ a. whole numbers b. natural numbers c. rational numbers d. integers A B C DQuestion 1 of 152. ____ is the identity for the addition of rational numbers. a. -1 b. 1 c. The number itself d. 0 A B C DQuestion 2 of 153. ____ is the multiplicative identity for rational numbers. a. 1 b. Reciprocal of the rational number c. 0 d. -1 A B C DQuestion 3 of 154. Zero has ________ reciprocal. a. 3 b. no c. 1 d. 2 A B C DQuestion 4 of 155. The numbers ________ and ________ are their own reciprocals. a. 1 and -1 b. 1 and 0 c. -1 and 0 d. All of these A B C DQuestion 5 of 156. The reciprocal of – 5 is ________. a. b. -5 c. 1 d. 5 A B C DQuestion 6 of 157. Reciprocal of , where x ≠ 0 is ________. a. 0 b. 1 c. -x d. x A B C DQuestion 7 of 158. Which of the rational number is positive? a. b. c. d. A B C DQuestion 8 of 159. Sum of two rational numbers is –8, one number is , find other. a. b. c. d. A B C DQuestion 9 of 1510. Simplify: a. -1 b. 1 c. 0 d. A B C DQuestion 10 of 1511. The additive inverse of is a. 1 b. c. 0 d. A B C DQuestion 11 of 1512. Which among the following is a rational number equivalent to ? a. b. c. d. A B C DQuestion 12 of 1513. The sum of the rational numbers is a. 13 b. 16 c. 12 d. A B C DQuestion 13 of 1514. What number should be added to ? a. b. c. d. -19 A B C DQuestion 14 of 1515. Rewrite in the simplest form. a. b. c. d. A B C DQuestion 15 of 15 Loading…