Ratios & Equivalent Ratios

Ratios

100

Write 6 girls to 8 boys as a ratio in 3 ways.

6/8, 6 to 8, 6:8

200

Write 10 limes to 6 lemons as a ratio in 3 ways.

10:6, 10/6, 10 to 6

400

A comparison between two numbers is called a______

ratio

Equivalent Ratios

100

Are 2/3 and 4/6 equivalent?

Yes, equivalent, 2 x 2 = 4, 3 x 2 = 6

200

Are 1/6 and 2/7 proportional?

Not Equivalent 

300

Are 4/7 and 36/63 equivalent?

Yes equivalent, 4 x 9 = 36, and 7 x 9 = 63 

400

Are 14/15 and 42/45 equivalent?

Yes equivalent, 14 x 3 = 42, 15 x 3 = 45

500

The definition of equivalent ratios 

Two ratios that express the same relationship between numbers

Word Problems

100

Anna earns $12 in 3 hours. How much does she make in 1 hour?

What is $4

200

Ramon gets 10 points in 4 games. How many does he get in 8 games?

What is 20 points

300

Henry reads 8 pages in 6 minutes, then he reads 40 pages in how many minutes?

What is 30 minutes

400

Julia texts 60 words in 4 minutes, Tristan text 75 words per 5 minutes, who text the fastest per minute?

Neither, They both text at the same rate.

500

Curtis studies 25 hours for 2 tests, and studies 100 hours for how many tests?

What is 8 tests.