Rate and Unit Rate

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a fraction. For example, speed is a rate that compares distance to time.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one. It tells you how much of one quantity corresponds to one unit of another quantity.

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 first quantity by the second quantity. For example, if you have 120 customers in 6 hours, the unit rate is 120 ÷ 6 = 20 customers per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a store has 240 customers in 12 hours, what is the unit rate in customers per hour?

Back

20 customers per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If you spend $15 for 3 pounds of apples, what is the unit rate in dollars per pound?

Back

$5 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula to find the total quantity based on a unit rate?

Back

Total Quantity = Unit Rate × Number of Units.

Tags

CCSS.6.RP.A.3B

Front

If a car travels 300 miles in 5 hours, what is the unit rate in miles per hour?

Back

60 miles per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a recipe requires 4 cups of flour for 2 loaves of bread, what is the unit rate in cups of flour per loaf?

Back

2 cups of flour per loaf.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How many customers can a cashier serve in 30 minutes if they serve 2 customers in 8 minutes?

Back

7.5 customers.

Tags

CCSS.6.RP.A.3B

Front

If a person can type 240 words in 3 minutes, how many words can they type per minute?

Back

80 words per minute.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2