

1. 
Find the area of a circle with a diameter of 10 meters to the nearest square meter. (Use 3.14 for ) 


A. 
157 square meters 
B. 
154 square meters 


C. 
314 square meters 
D. 
79 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. 
34.2 in^{2} 
B. 
20.7 in^{2} 


C. 
136.8 in^{2} 
D. 
10.4 in^{2} 


Hint 


3. 
Find the area of a circle with diameter 5.04 km. Round the answer to the nearest tenth. (Use 3.14 for .) 


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


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


Hint 


4. 
Choose the best estimate for 6.8 · 2.1. 


A. 
7 
B. 
12 


C. 
1.5 
D. 
14 


Hint 


5. 
Find 24.34 + 6.7. 


A. 
25.01 
B. 
91.34 


C. 
31.04 
D. 
32 


Hint 


6. 
Find 39.45  18.578. 


A. 
14.733 
B. 
14.633 


C. 
20.872 
D. 
20.882 


Hint 


7. 
Find 9.1 × 4.7. 


A. 
4.277 
B. 
427.7 


C. 
4,277 
D. 
42.77 


Hint 


8. 
Simplify 3 · 3 · 1 + 5 · 6. 


A. 
84 
B. 
45 


C. 
39 
D. 
456 


Hint 


9. 
Find · 8. 


A. 
50 
B. 
52 


C. 

D. 



Hint 


10. 
Find . 


A. 
4 
B. 



C. 
3 
D. 



Hint 


