

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. 
201 square meters 


C. 
804 square meters 
D. 
113 square meters 


Hint 


2. 
Find the area of a circle with a diameter of 10 meters to the nearest square meter. (Use 3.14 for ) 


A. 
154 square meters 
B. 
314 square meters 


C. 
79 square meters 
D. 
157 square meters 


Hint 


3. 
Find the area of a circle with radius 3.3 m. Round the answer to the nearest tenth. (Use 3.14 for .) 


A. 
10.4 in^{2} 
B. 
136.8 in^{2} 


C. 
20.7 in^{2} 
D. 
34.2 in^{2} 


Hint 


4. 
Find the area of a circle with diameter 5.04 km. Round the answer to the nearest tenth. (Use 3.14 for .) 


A. 
49.7 km^{2} 
B. 
19.9 km^{2} 


C. 
76.8 km^{2} 
D. 
24.8 km^{2} 


Hint 


5. 
Choose the best estimate for 9.08 · 5.2. 


A. 
450 
B. 
0.5 


C. 
45 
D. 
100 


Hint 


6. 
Choose the best estimate for 6.8 · 2.1. 


A. 
12 
B. 
7 


C. 
14 
D. 
1.5 


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. 
18 
B. 
23 


C. 
24 
D. 
71 


Hint 


9. 
Simplify 11 + 4 + 5 · 2 + 2. 


A. 
24 
B. 
27 


C. 
35 
D. 
42 


Hint 


10. 
Find . 


A. 

B. 
3 


C. 

D. 
4 


Hint 


