Introduction to Ratio, Rates, and Unit

Is the following a rate or a unit rate?

type 800 words in 12 minutes

• rate

• unit rate

What is a Ratio?

• Is a comparison of two quantities 

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one 

• Two decimals that can be multiplied

What is a rate?

• A ratio of two measures having different units.

• Another name for a ratio.

• A comparison between two quantities

• A simplified rate so that it has a denominator of one.

A _________ is an organized way to show the relationship between two different quantities.

• decimals

• fraction

• ratio table

• percents

A ratio can be written in the three ways shown in the image.

• true

• false

• sometimes

What is a unit rate?

• A simplified rate.

• A simplified ratio.

• A simplified rate so that the denominator is one.

• A simplified rate so that the numerator is one.

Simplify the ratio of
35 : 14

• 5 : 2

• 2 : 5

• 3 : 1

• 35: 14

A class has 15 boys and 20 girls. What is the boy:girl ratio in simplest form?

• 4 to 5

• 10 to 13

• 3:4

• 3:5

Which ratio is equivalent to the ratio 3 hours : 21 minutes?

• 1:7

• 7:1

• 7:60

• 60:7

Which ratio is equivalent to the ratio 10 inches : 2 feet.

• 5:1

• 1:5

• 5:12

• 12:5