1.D- 3 3/10
2.A- 1year
3. D-1 + (2)^
4.A- -12288
5.D- #27500
6.C- (anc)uB'
7.D- 5
8.A- x>equal21
9.D- m=10, n=12
10.A- 41.4deg
11.B-
(4 -3 1)
(-1 7 4)
(7 -4 -2)
12.B-46-
13.D-15km
14.A- 66.4dgr
15.D- 1/3
16.C- 9
17.D- 33 1/3
18.A- #20000
19.C-2sqrt2m
21 sqrt 3m
20.C- 4.2
21.B- 3
22.B- 6
23.C-3
24. D- 4 sqrt 3
25. A- 41deg
26. E- v=fu/u-f
27.B-47.1cm
28. A- 1+sqrt 10/3
29. B- II and III only
30. A-(0, 2 1/4)
31. E- 3x+4y >equal 9
32. A (n-3)(n+27)
33. D- 2
34. C- 6
35. C- y less or equal to -3 or y less or equal to 4
36. A- -5