1.
Find the area of a circle with a radius of 8 meters to the nearest square meter. (Use 3.14 for
.)
A.
50 square meters
B.
804 square meters
C.
201 square meters
D.
113 square meters
Hint
2.
Find the area of a circle with radius 3.3 m. Round the answer to the nearest tenth. (Use 3.14 for
.)
A.
136.8 in
2
B.
20.7 in
2
C.
10.4 in
2
D.
34.2 in
2
Hint
3.
Choose the best estimate for 9.08 · 5.2.
A.
45
B.
100
C.
450
D.
0.5
Hint
4.
Choose the best estimate for 6.8 · 2.1.
A.
7
B.
12
C.
14
D.
1.5
Hint
5.
Find 24.34 + 6.7.
A.
25.01
B.
31.04
C.
32
D.
91.34
Hint
6.
Find 39.45 - 18.578.
A.
14.633
B.
14.733
C.
20.882
D.
20.872
Hint
7.
Find 9.1 × 4.7.
A.
42.77
B.
4,277
C.
427.7
D.
4.277
Hint
8.
Simplify 8 + 2 · 7 + 1.
A.
23
B.
71
C.
24
D.
18
Hint
9.
Simplify 11 + 4 + 5 · 2 + 2.
A.
24
B.
27
C.
42
D.
35
Hint
10.
Find
· 8.
A.
52
B.
C.
50
D.
Hint