Solve word problems involving ratios and
rates
Strategy:
1) Identify the ratio
2) Identify the units of measurements
3) Solve by simplifying the ratio into a per
unit rate
Strategy:
1) Identify the ratio
2) Identify the units of measurements
3) Solve by simplifying the ratio into a per
unit rate
Strategy:
1) Identify the ratio
2) Identify the units of measurements
3) Solve by simplifying the ratio into a
per unit rate
You already know
Translating ratios into rates.
REM Sleep = 10 blinks: 1 minute
Translating rates into ratio language.
Solving Rate Word Problems
Step 1: Identify the ratio
Ben paid $30 for 10 candy bars, what is the rate
of money to candy bars?
Step 2: Identify the units of measurement
Step 3: Solve
Solving Rate Word Problems
Robert made 20 free-throws in 5 minutes,
what is his free-throw to minutes rate?
Solving Rate Word Problems
This recipe calls for 1 stick of butter for 2 cups
of flour. What is the rate of butter to flour?
Solve word problems involving ratios and
rates
Guided Practice
Solving Rate Word Problems
My mother’s cookie recipe calls for 2 cups of sugar
for every 4 cups of flour. What is the per unit rate
of sugar to flour?
Guided Practice
Solving Rate Word Problems
Punch is made by adding 2 cups of sugar for every
gallon of water. What is the per unit rate of sugar
to water?