6.4 B Rates and Ratios

How is a ratio different from a fraction?

• A ratio compares two different things, while a fraction shows a part of something

• A ratio is always greater than a fraction

• A ratio uses multiplication, while a fraction uses division

• A ratio is a whole number, while a fraction is a decimal

What is a rate?

• A ratio that compares similar units

• A method to calculate speed

• A special kind of ratio that involves time

• A mathematical formula for division

What is a unit rate?

• A rate with the bottom number as 1

• A rate that can only be used in science

• A ratio that does not involve time

• A mathematical operation to add two rates

What is the unit rate of a car traveling 150 miles in 5 hours?

• 40 miles per hour

• 35 miles per hour

• 25 miles per hour

• 30 miles per hour

How does converting to a unit rate help?

• It makes comparing different rates easier

• It simplifies complex ratios

• It changes the value of the rate

• It is required for all mathematical operations