Rate, Unit Rate, and Proportion Review

Front

A __________ is a ratio that compares quantities with different units of measures.

Back

rate

Front

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

Back

$8 per pound

Front

My mother purchased 9 candy bars at Food Lion for $13.50. What is the price per candy bar?

Back

$1.50 per product

Front

Cheerios 17 ounces for $3.68 or Apple Jacks at $2.89 for 13 oz. Which is the better buy?

Back

Cheerios

Front

Which is the "better buy"? A 12 ounce can of corn for $1.92 or a 20 ounce can of corn for $3.00?

Back

The 20 ounce can

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is 1.

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

50 miles per hour

Front

What is a proportion?

Back

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

Front

If 4 apples cost $2, how much do 10 apples cost?

Back

$5 (using the proportion 4/2 = 10/x).

Front

What is the formula to find the unit rate?

Back

Unit Rate = Total Quantity / Number of Units.