1 B
2 D
3 C
4 C
5 A
6 C
7 D
8 A
9 C
10 B
11 C
12 A
13 ADD 11 - ( x+ 11)
14 A
15 4,000
16 96
17 2,500
18 3,636
19 620
20 1,900
21 100.50 -
22 0 - mental math
23 1,311 paper and pencil
24 102.7 - paper and pencil
25 1.7 - paper and pencil
26 9.554 -
27 0.56 - mental math
28 35
29 24
30 21
31 6