Unit rate

Unit rate

Pre-AP

What is an unit rate?

• A unit rate is the ratio of two measurements in which the second term is 1. 

• It is still a ratio, which can be a rate or an unit rate.

• Do you remember the differences between ratios and unit rates?

Is there a difference between a rate and an unit rate?

• Yes

• A unit rate is exactly like a rate, except a unit rate has one very key difference

• An unit rate is always per one unit of measurement

Poll

What is the main difference between a rate and an unit rate?

• An unit rate is a ratio

• An unit rate has 1 in the second term (denominator)

• An unit rate is a fancy ratio

• An unit rate is not a simplified rate

Multiple Choice

A lady buys 8 apples for $3.75. What is the price per pound of apples?

• $1.40 per pound

• 47 cents per pound

• 30 cents per pound

• 93 cents per pound

Multiple Choice

Your road trip took you 1,562 miles with 68.2 gallons of gasoline. What was the miles per gallon on your trip?

• 41.3 miles per gallon

• 14.89 miles per gallon

• 38.6 miles per gallon

• 22.9 miles per gallon