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Ratios
Rates
Solving Proportions
Cross Products
Bonus!!
100
Write the ratio as a fraction in simplest form. 7/14
1/2
100
Find the Unit Rate. 12/2
6/1
100

Use equivalent ratios to solve the proportion. 3/7=a/21 a=?

a=9

100
Use cross products to solve the proportion. 5/2=y/10 y=?
y=25
100
8x8
64
200

Write the ratio as a fraction in the simplest form. 32:78

What is 16/39

200
Find the Unit Rate. 56/8
7/1
200

Use equivalent ratios to solve the proportion. 14/8=42/m m=?

m=24

200
Use cross products to solve the proportion. 5/20=3/d d=?
d=12
200
25x25
625
300

Write the ratio as a fraction in the simplest form. 12:36

1/3

300
Find the Unit Rate. 48/3
16/1
300
Use equivalent ratios to solve the proportion. 11/4=121/x x=?
x=44
300
Use cross products to solve the proportion. 9/2=36/n n=?
n=8
300
84x123
10332
400

Write the ratio as a fraction in the simplest form. 10:64

5/32

400
Find the Unit Rate. 24/6
4/1
400
Use equivalent ratios to solve the proportion. 2/s=18/45 s=?
s=5
400
Use cross products to solve the proportion. 30/6=b/7 b=?
b=35
400
392x249
97608
500

Write the ratio as a fraction in the simplest form. 18:63

2/7

500
Find the Unit Rate. 64/8
8/1
500
Use algebra to solve the proportion. k/27=4/6 k=?
k=18
500
Use cross products to solve the proportion. 4/p=14/28 p=?
p=8
500
264x264
69696