12. Write a fraction equivalent to 3 8 with numerator 15. (1) 15 8 (2) 15 80 (3) 15 16 (4) 15 40 13. What must be added to – 78 to get 50? (1) – 28 (2) – 128 (3) – 98 (4) 128 14. Simplify: 26÷ {(– 13)÷(1)} (1) – 3 (2) – 2 (3) 2 (4) 6 15. In monsoon season, the water level in a dam increases at a rate of minimum 6 cm per day. What is the total increase in the water level after 6 days? (1) 66cm (2) 1 cm (3) 36m (4) –36cm 16. (– 18)×20×15×0 = ? (1) 20 (2) 0 (3) –18 (4) 15 17. Ramesh bought 1 7 3 kg apples and 1 4 2 kg pears. Find the total weight of fruits bought by him. (1) 6 11 5 kg (2) 11 5 6 kg (3) 5 11 6 kg (4) 5 6 11 kg 18. The sum of five consecutive positive integers is always divisible by? (1) 5 (2) 10 (3) 6 (4) 4 Directions: (Q.19 to Q.20)Read the following statements and mark your answer as true or false. 19. (– 23) + 47 is same as 47+(– 23). (1) True (2) False 20. For any integer p, p ÷ p is 0. (1) True (2) False