Time Left: 600 sec

1. What should be added to -5/4 to get -1? (a) -1/4 (b) 1/4 (c) 1 (d) -3/4

2. What should be subtracted from -5/4 to get -1? (a) -1/4 (b) 1/4 (c) 1 (d) -3/4

3. Which of the following is the identity element? (a) 1 (b) -1 (c) 0 (d) None of these

4. Which of the following is the Multiplicative identity for rational numbers? (a) 1 (b) -1 (c) 0 (d) None of these

5. Which of the following lies between 0 and -1? (a) 0 (b) -3 (c) -2/3 (d) 4/3

6. Which of the following is the product of 7/8 and -4/21? (a) -1/6 (b) 1/12 (c) -16/63 (d) -147/16

7. Which of the following is the product of (-7/8) and 4/21? (a) -1/6 (b) 12 (c) -63/16 (d) -16/147

8. Which of the following is the reciprocal of the reciprocal of a rational number? (a) -1 (b) 1 (c) 0 (d) The number itself

9. Write the rational number that is equal to its reciprocal a. -2 b. 0 c. 2 d. 1

10. Sum of two rational numbers is a _______. a. negative number b. irrational number c. none of these d. rational number

11. 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) + c

13. Find the multiplicative inverse of 1/4. a. -1 b. 1 c. -4 d. 4