Rates & Proportions

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often with different units.

Front

What is a unit rate?

Back

A unit rate is a rate in which the denominator is 1, showing how much of one quantity corresponds to one unit of another quantity.

Front

How do you find the unit price?

Back

To find the unit price, divide the total price by the number of units.

Front

Calculate the unit price of Sargento cheese slices ($2.48 for 10 slices).

Back

$0.248 per slice.

Front

Calculate the unit price of Velveeta cheese slices ($3.18 for 12 slices).

Back

$0.265 per slice.

Front

Which is the better deal: Sargento or Velveeta?

Back

Sargento is the better deal.

Front

What is the unit rate of 33 feet per second?

Back

The unit rate is 33 feet/1 second.

Front

Identify the unit rate: 2 miles/second, 3 feet/feet, 4 gal/gal.

Back

2 miles/second is the unit rate.

Front

If it snowed 20 inches in 5 hours, what is the unit rate of inches per hour?

Back

4 inches per hour.

Front

What is the formula to calculate a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.