Homework 12/19

Front

What is a ratio?

Back

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

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is the ratio of 10 dimes to 5 nickels?

Back

2 to 1.

Front

How do you find the unit rate?

Back

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

Front

If Ernie travels 195 miles in 3 hours, what is his speed in miles per hour?

Back

65 miles per hour.

Front

How far will Ernie travel in 5 hours at the same speed?

Back

325 miles.

Front

What is a unit price?

Back

A unit price is the cost per single unit of measure, allowing for comparison of prices.

Front

How do you calculate the unit price of Sargento cheese slices?

Back

$2.48 for 10 slices = $0.248 per slice.

Front

How do you calculate the unit price of Velveeta cheese slices?

Back

$3.18 for 12 slices = $0.265 per slice.

Front

Which cheese has a better unit price, Sargento or Velveeta?

Back

Sargento has a better unit price.