20 Q UNIT RATES FLASHCARD

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It expresses how much of one quantity corresponds to one unit of another quantity.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity of one item by the quantity of another item, ensuring the second quantity is 1.

Front

If Sam can type 675 words in 9 minutes, how many words can he type per minute?

Back

75 words per minute.

Front

Henry can write 5 ¼ pages in 3 hours. How many pages does he write per hour?

Back

1 3/4 pages per hour.

Front

What is the average speed if Preston jogged 1 1/2 miles in 1/4 hour?

Back

6 MPH.

Front

What is the unit rate if you spend $40 on 5 pounds of concrete?

Back

$8 per pound.

Front

What does it mean to solve a proportion?

Back

Solving a proportion means finding the value of a variable that makes two ratios equivalent.

Front

If a recipe requires 4 cups of flour for 2 batches, what is the unit rate of flour per batch?

Back

2 cups of flour per batch.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that result over the original denominator.

Front

What is the formula for calculating speed?

Back

Speed = Distance ÷ Time.