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Lesson 6.2: Equivalent Ratios



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which ratio is equivalent to 3 : 5?
a.
3 : 10
b.
6 : 5
c.
12 : 20
d.
15 : 12
 

 2. 

Which ratio is equivalent to 7 : 4?
a.
4 : 7
b.
49 : 28
c.
21 : 16
d.
12 : 21
 

 3. 

Which ratio is NOT equivalent to 5 : 8?
a.
16 : 15
b.
20 : 32
c.
45 : 72
d.
30 : 48
 

 4. 

Which ratio is NOT equivalent to 12 : 8?
a.
48 : 32
b.
3 : 2
c.
120 : 80
d.
160 : 240
 

 5. 

Which ratio is equivalent to the ratio of yellow counters to blue counters?

                             mc005-1.jpg
 
a.
9 : 2
b.
3 : 6
c.
3 : 2
d.
2 : 3
 

 6. 

The ratio of the number of girls to the number of boys in Julia’s grade 6 class is 2 : 3. If there are 10 girls in Julia’s class, how many boys are there?
a.
15
b.
6
c.
13
d.
18
 

 7. 

The ratio of the number of brown eggs to the number of white eggs Luca collected at his uncle’s farm is 5 : 3. If he collected 18 white eggs, how many brown eggs did he collect?
a.
15
b.
27
c.
35
d.
30
 

 8. 

In Dina’s movie collection, the ratio of the number of comedies to the total number of movies is 4 to 7. If Dina has a total of 35 movies, how many of them are comedies?
a.
16
b.
28
c.
20
d.
4
 

 9. 

Spencer’s coin jar contains loonies and toonies. The ratio of the number of loonies to the number of toonies is 4 : 3. If there are 18 toonies, how many coins does Spencer have in his jar?
a.
42
b.
36
c.
48
d.
32
 

 10. 

There are a total of 96 grade 6 students at Amanda’s school. If the ratio of the number of girls to the number of boys is 5 : 3, how many girls are there in grade 6?
a.
48
b.
60
c.
54
d.
36
 



 
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