Ratio, Rates & Unit Rates Test Review

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity by the number of units. For example, if you travel 150 miles on 5 gallons of gas, the unit rate is 150 miles ÷ 5 gallons = 30 miles per gallon.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different kinds of quantities, such as speed (miles per hour) or price (cost per item).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

Back

102 words per minute.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the missing number in the ratio table if the ratio is 1:5?

Back

10.

Front

Complete the ratio: 20:44. What is the simplified form?

Back

The simplified form is 5:11.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Hilbert burns 120 calories per 30 minutes of weight training. How many calories does he burn in 10 minutes?

Back

40 calories.

Tags

CCSS.6.RP.A.3B

Front

You travel 150 miles on 5 gallons. How far did you travel per gallon?

Back

30 miles.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Tags

CCSS.7.RP.A.2A

Front

How do you solve for a missing value in a proportion?

Back

Cross-multiply the ratios and solve for the unknown value.

Tags

CCSS.7.G.A.1