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Ratio, Rates, Proportions and Percents - Review

Total questions: 35

Worksheet time: 2hrs 38mins

Name
Class
Date
1.

Is a percent a proportion?

a)

Yes

b)

No

c)

Sometimes

d)

Never

e)

I don't know

2.

How do you calculate whether 3/4 is in proportion to 6/8?

a)

Divide four into 3

b)

Cross Multiply

c)

Multiply 6 x 8, and if it equals 4 it is in proportion

3.
What is the ratio of red apples to green apples
a)
7 apples to 3 green
b)
4 red apples to 7 apples
c)
4 red apples to 3 green apples
d)
3 green apples to 4 red apples
4.
Which represents the relationship of oranges to fruit?
a)
2:6
b)
2:4
c)
4:6
d)
4:2
5.
Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?
a)
$12
b)
$1.50
c)
$3
d)
$1
6.

Kelly ate 3 apples. This represents 50% of the bag of apples. How many apples were originally in the bag?

a)

3

b)

4

c)

5

d)

6

7.

The ratio of boys to girls in Mr. Baker's social studies class is 2 to 3. If there are 30 total students in class, how many more girls are in the class than boys.

a)

6

b)

8

c)

10

d)

12

8.

Kenton completed 30% of the 90-page reading assignment. How many pages did he read?

a)

24

b)

27

c)

30

d)

33

9.

The ratio of blue marbles to white marbles in Simon's bag is equal to 1 to 2. If there are 20 blue marbles, how many white marbles are there?

a)

20

b)

30

c)

40

d)

50

10.

What is 40% of 120?

a)

32

b)

40

c)

48

d)

60

11.

What is the ratio of sharks to fish?

a)

2 to 10

b)

2 to 8

c)

8 to 2

12.

What is the ratio of fish to sharks?

a)

8:2

b)

10:2

c)

2:8

13.

What is the ratio of circles to triangles?

a)

2 to 4

b)

3 to 4

c)

1 to 3

14.

What is the ratio of red to green shapes?

a)

4 to 3

b)

3 to 1

c)

4 to 7

15.
You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?
a)
$8 per pound
b)
$5 per pound
c)
$35 per pound
d)
0.125 pounds per dollar
16.
If Justin can type 408 words in 4 minutes, how many words can he type per minute?
a)
102 words per minute
b)
100 words per minute
c)
400 words per minute
d)
412 words per minute
17.
150 grams of fertilizer is required for a land area of 6 square acres.  At this rate, how many grams of fertilizer is needed for 13 square acres?
a)
25 grams
b)
300 grams
c)
325 grams
d)
310 grams
18.
Four pounds of bananas cost $6.  What is the cost per pound of bananas?
a)
$24 per pound
b)
$1.50 per pound
c)
$1 per pound
d)
$6 per pound
19.
Which is the better deal?
Oreos
$2.98 for 15 oz
OR
Chips Ahoy
$2.50 for 14 oz
a)
Oreos
b)
Chips Ahoy
20.

 x5=810\frac{x}{5}=\frac{8}{10}  

a)

x=7

b)

x=4

c)

x=2

d)

x=3

21.


 45=8x\frac{4}{5}=\frac{8}{x}  

a)

x = 8

b)

x = 10

c)

x = 4

d)

x = 5

22.

 251=x3\frac{25}{1}=\frac{x}{3}  

a)

x=75

b)

x=50

c)

x=27

d)

x=43

23.

 

 21x=68\frac{21}{x}=\frac{6}{8}  

a)

x = 6

b)

x = 25

c)

x = 28

d)

x = 17

24.

 37=33x\frac{3}{7}=\frac{33}{x}  

a)

x=75

b)

x=76

c)

x=70

d)

x=77

25.

What is 12% of 40?

a)

5

b)

4.8

c)

4

d)

12

26.

75% of what number is 48?

a)

48

b)

100

c)

64

d)

75

27.

What is 19% of 50?

a)

9.5

b)

10

c)

15

d)

11

28.
26 is 5% of what number?
a)
1.3
b)
2.5
c)
25.95
d)
520
29.
Sarah earns $20 a day working after school. She spent 30% of her daily earnings on Monday. How much money did she spend on Monday?
a)
$1.40
b)
$6
c)
$0.60
d)
$14
30.
200 children attended the school play. Of the total attendance, 40% were boys. How many girls attended the school play?
a)
800
b)
180
c)
80
d)
120
31.
What is 40% of 35?
a)
40
b)
16
c)
34
d)
14
32.
Write 3/40 as a decimal.
a)
0.075
b)
0.30
c)
0.40
d)
7.5
33.
True or False?
0.22 = 22%
a)
True
b)
False
34.
Write 22% as a fraction. 
a)
22/10
b)
15/20
c)
11/50
d)
10/100
35.
Convert 25% to a decimal.
a)
0.0025
b)
0.025
c)
0.25
d)
2.5