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Ratios and Rates
Proportions
Percents
Percent of a Number
Solving Percents
100
Jeff has 2 hamsters and 1 gerbil. What is the ratio of gerbils to hamsters?
What is 1:2
100

Solve this proportion for K

5/25 = 40/k

What is 200?

100
What is 0.2 as a percent?
What is 20%
100
What is 35% of 240?
What is 84
100
Franks sports store has a 20% off sale on all of its merchandise. How much is the discount on a baseball glove that originally costs $25?
What is $5.00
200
Jaylen purchased 10 gallons of gasoline for $12.50. What was the unit rate?
What is $1.25 per gallon
200
What is the missing value in proportion 5/8=K/16?
What is 10
200
What is 3/4 as a percent?
What is 75%
200
42 is 60% of what number?
What is 70
200
A set of trading cards sells for $5 before tax. After sales tax, it costs $5.50. What is the sales tax rate?
What is 10%
300
Name a ratio equivalent to 2/5.
What is 4/10
300
What is the missing value in the proportion 3/16=H/32
What is 6
300
Only about 10% of child car seats are installed correctly. What is 10% as a fraction in simplest form?
What is 1/10
300
330% of what number is 92.4?
What is 28
300
Foot Locker has a 40% off sale on all of its merchandise. How much is the discount on a pair of shoes that originally cost $30?
What is $12
400
What three ratios are equivalent to 4:5?
What is 8:10, 12:15, 16:20
400
A bottle of dog medicine says to give 2 mL for every lb of body weight. How much would you give a 12 lb dog?
What is 24 mL
400
Approximately 2% of children are home-schooled. What is 2% as a fraction in simplest form?
What is 1/50
400
80% of what number is 44?
What is 55
400
A graphic novel sells for $14.95 before tax. After sales tax, it costs $15.85. What is the sales tax rate?
What is 6%
500
The table shows the price of different numbers of magazines. Predict the cost of 5 magazines. Magazines 1 2 3 4 Cost $4 $8 $12 $16
What is $20
500
A recipe for a pie requires 3 lbs of apples. How many lbs of apples are required for 16 apple pies?
What is 48 lbs
500
Write 12/40 as a percent.
What is 73%
500

92 is what percent of 500?

Leave your answer as a terminating decimal. 

What is 18.4%?

500
Rick's Clothing Store has a 45% off sale on all of its merchandise. How much would a jacket cost that was originally priced at $27.35?
What is $15.04