

1. 
Solve . 


A. 
2.5 
B. 
10 


C. 
320 
D. 
40 


Hint 


2. 
In Kendra's school, 2 out of every 5 seventh graders went to a movie theater over the weekend. If there are 80 students in the seventh grade, how many of them saw a movie? 


A. 
32 
B. 
28 


C. 
16 
D. 
36 


Hint 


3. 
At Howard's Family Grocery, you can buy 8 apples for $2.00. How much will you pay for 12 apples? 


A. 
$0.75 
B. 
$1.50 


C. 
$3 
D. 
$48 


Hint 


4. 
Determine whether = form a proportion. Explain. 


A. 
Yes, because 8 × 12 ? 10 × 15. 
B. 
Yes, because 8 × 15 = 10 × 12. 


C. 
No, because 8 × 15 ? 10 × 12. 
D. 
No, because the ratios are not equal. 


Hint 


5. 
Determine whether = form a proportion. Explain. 


A. 
No, because 10.62 × 4 = 6 × 7.05. 


B. 
Yes, because 10.62 × 4 = 6 × 7.05. 


C. 
Yes, because 10.62 × 4 6 × 7.05. 


D. 
No, because 10.62 × 4 6 × 7.05. 


Hint 


