Ratios
Unit Rate
Proportion
Percentage as a Rate per Hundred
Percents & Fractions
100
Write as a fraction in simplest form $25 out of every $500 collected
1/20
100
Write the ratio as a unit rate $60 for 12 months
$5/1 month
100
6/2 = 12/x
x = 4
100
What is 70% of 20
14
100
14%
7/50
200
Write the ratio as a fraction in simplest form 12 children to 20 adults
3/5
200
Write the ratio as a unit rate 424 kilometers in 8 hours
53 km/1 hour
200
m/8 = 15/24
m = 5
200
What is 30% of $600
$180
200
37%
37/100
300
Write the ratio as a fraction in simplest form 16 blue eyed people out of 50 people
8/25
300
Write the ratio as a unit rate 180 miles on 10 gallons
18 miles/1 gallon
300
30/54 = 10/x
x=18
300
Find 10% of 36
3.6
300
37/50
74%
400
Write the ratio as a fraction in simplest form 18 rectangles to 4 circles
9/2
400
Write the ratio as a unit rate 162 heartbeats in 60 seconds
2.7 heartbeats/1 second
400
Determine if the quantities in each pair of ratios are proportional or not. $3 for 10 folders; $6 for 24 folders
not proportional
400
162 is what percent of 200?
81%
400
11/20
55%
500
Write the ratio as a fraction in simplest form 60 fish to 440 frogs
3/22
500
Write the ratio as a unit rate 135 push ups in 6 minutes
22.5 push ups/1 minute
500
Determine if the quantities in each pair of ratios or rates are proportional or not $168 raised for washing 24 cars; $280 raised for washing 40 cars
Proportional
500
284 is what percent of 400?
71%
500
21/5
420%
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