Week 11 - Rates and Unit Rate

Front

What is a unit rate?

Back

A unit rate is a rate in which the unit in the denominator is 1.

Front

If a cashier can serve 2 customers in 8 minutes, how many customers can he serve in 30 minutes?

Back

7.5 customers.

Front

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Back

$8 per pound.

Front

If you ordered 15 pizzas for $97.50, what is the unit cost per pizza?

Back

$6.50 per pizza.

Front

If Antonia can type 408 words in 4 minutes, how many words can she type per minute?

Back

102 words per minute.

Front

How do you calculate the unit rate?

Back

Divide the total quantity by the number of units.

Front

What is the formula for finding the unit cost?

Back

Unit Cost = Total Cost / Number of Units.

Front

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

Back

60 miles per hour.

Front

What does it mean if a rate is expressed as 'per 1'?

Back

It means the rate is simplified to show how much of something corresponds to one unit of another.

Front

If a recipe calls for 3 cups of flour for 12 cookies, what is the unit rate of flour per cookie?

Back

0.25 cups of flour per cookie.