Ratio and Porportions

Front

What is a Ratio?

Back

A Ratio is a comparison of two quantities by division.

Front

Simplify the Ratio 18:22.

Back

9:11

Front

What is a Proportion?

Back

A Proportion is two Ratios with an equal sign in the middle of the two.

Front

If Caroline has 22 candy canes and Ally has 76 candy canes, what is the ratio of Caroline's candy canes to Ally's?

Back

11:38

Front

For every 3 hours of babysitting, Kelly earns $36. What is the ratio of Kelly's earnings to another babysitter who earns $42 every 3 hours in simplest form?

Back

6:7

Front

Miranda buys 2 T-shirts for every pair of socks. If she bought 8 T-shirts, how many socks does she have?

Back

8

Front

What does it mean to simplify a ratio?

Back

To simplify a ratio means to reduce it to its simplest form by dividing both terms by their greatest common factor.

Front

What is the ratio of 36 to 42 in simplest form?

Back

6:7

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3

Front

How do you find a missing value in a proportion?

Back

Cross-multiply and solve for the missing value.