Ratios & Proportional Relationships - 25 Questions
Practice worksheet with interactive questions
Express the ratio of 5 to 8.
Simplify the ratio 12:18. ___
Find the greatest common factor
A car travels 120 miles in 2 hours. What's the speed in miles per hour?
Divide distance by time
A unit rate has a denominator of 1.
What is 25% as a decimal?
Solve: 3/5 = x/20. x = ___
Use cross-multiplication
Brand A: 8 oz for $2. Brand B: 12 oz for $3.60. Which is cheaper per ounce?
Calculate price per ounce for each
The ratios 4:6 and 2:3 are equivalent.
What is 30% of 80?
Convert 0.6 to a percentage. ___%
Multiply by 100
A map scale is 1 inch = 20 miles. Two cities are 3 inches apart on the map. Actual distance?
Multiply map distance by scale
In a class of 30 students, 18 are girls. What percentage are girls?
In a ratio, order matters.
A recipe uses 2 cups flour for 12 cookies. How much flour per cookie? ___ cup
Divide flour by number of cookies
You earn $72 for 9 hours of work. What's your hourly rate?
Divide total by hours
Which ratio is equivalent to 6:8?
A proportion is an equation showing two ratios are equal.
Convert 3/4 to a percentage. ___%
Convert to decimal first
Scale model 1:50. Model is 8 cm tall. How tall is the real object?
Multiply by the scale factor
Solve: x/4 = 6/8
Price decreased from $40 to $30. What's the percent decrease?
Find the decrease amount first
A printer prints 45 pages in 3 minutes. Rate = ___ pages per minute
Divide to find unit rate
To convert a decimal to a percent, multiply by 100.
What is 20% of 150?
If 5 apples cost $7.50, how much do 8 apples cost?
Use a proportion
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