Middle School Mathematics - II

Jai Ganesh · 2007-12-28 21:21:55

1. The product of two numbers is 4332. If their Greatest Common Divisor is 19, find their Least Common Multiple.

2. What must be subtracted from -3 to get -9?
(a) 6 (b) -6 (c) 12 (d) -12

3. What must be added to -236 to get -308?
(a) 72 (b) 544 (c) -72 (d) -544

4. The sum of two integers is 93. If one of the integers is -59, then the other integer is:-
(a) 34 (b) -34 (c) 152 (d) -152

5. 47-(-32) = ?
(a) 15 (b) -15 (c) 79 (d) None of these

6. (-185)+(-37) = ?
(a) -5 (b) 5 (c) 222 (d) -222

7. 0 + (-7) = ?
(a) 7 (b) -7 (c) None of these

8.

(a) -1 (b) 1 (c) None of these

9. The square of (-10) added to the cube of (-5) gives:-
(a) -15 (b) 225 (c) -225 (d) -25

10. 16 + 18 x 2 - 4 + 2 = ?

11. 18 - [ 25 - {45(6+9÷3)}] = ?

12. What must be added to x² to get 1?
(a) 1+x² (b) -1-x² (c) 1-x² (d) x²-1

13. What must be added to x²-x-3 to obtain -x²+4x-6?
(a) 3x-9 (b) 2x²-5x+3 (c) -2x²+5x-3 (d) 5x-3

14. A number when divided by 6 is reduced by 40. The number is:-
(a) 48 (b) 60 (c) 72 (d) 84

15. Four-fifth of a number is 10 more than two-third of a number. The number is:-
(a) 45 (b) 55 (c) 60 (d) 75

16. If 10 is added to four times a number, the result is five less than five times the number. The number is :-
(a) 15 (b) 20 (c) 25 (d) 35

17. The sum of three consecutive odd numbers is 21. The middle one is:-
(a) 5 (b) 7 (c) 9 (d) 11

18. Four-fifths of a number exceeds its two-third by 8. The number is:-
(a) 30 (b) 45 (c) 60 (d) 90

19. A number exceeds its one-seventh by 84. The number is:-
(a) 12 (b) 14 (c) 98 (d) 96

20. The cost of 40 packets of 12 pens is $1680. The cost of 30 packets each containing 9 such pens is:-
(a) $1260 (b) $945 (c) $1080 (d) $1560

Math Is Fun Forum