

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


A. 
314 square meters 
B. 
154 square meters 


C. 
157 square meters 
D. 
79 square meters 


Hint 


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


Hint 


3. 
Choose the best estimate for 9.08 · 5.2. 


A. 
100 
B. 
0.5 


C. 
45 
D. 
450 


Hint 


4. 
Choose the best estimate for 6.8 · 2.1. 


A. 
7 
B. 
1.5 


C. 
12 
D. 
14 


Hint 


5. 
Find 24.34 + 6.7. 


A. 
91.34 
B. 
25.01 


C. 
32 
D. 
31.04 


Hint 


6. 
Find 39.45  18.578. 


A. 
20.882 
B. 
14.733 


C. 
20.872 
D. 
14.633 


Hint 


7. 
Simplify 3 · 3 · 1 + 5 · 6. 


A. 
39 
B. 
456 


C. 
45 
D. 
84 


Hint 


8. 
Simplify 11 + 4 + 5 · 2 + 2. 


A. 
24 
B. 
35 


C. 
27 
D. 
42 


Hint 


9. 
Find · 8. 


A. 
50 
B. 



C. 

D. 
52 


Hint 


10. 
Find 5 · . 


A. 
6 
B. 
7 


C. 

D. 



Hint 


