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

300

What are the 3 ways we write a ratio.

As a fraction, with a colon, and with the word "to"

400

A comparison between two numbers is called a______

ratio

500

What are the 2 ways to write an equivalent ratio? A Adding B Subtracting C Multiplying D Dividing

What is C, D Multiplying and Dividing

Ratios in Simplest Form

100

Write the ratio in simplest form: 

8 girls to 6 boys 

4 girls to 3 boys

200

Write in simplest form: 

10 limes to 8 lemons 

5 limes to 4 lemons

300

Write in simplest form:

45 pumpkins to 5 people

9 pumpkins to 1 person

400

Write in simplest form:

100 cows to 50 pigs

2 cows to 1 pig

500

Write in simplest form:

120 students to 10 teachers

12 students to 1 teacher 

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. If she worked for 12 hours, how much money would she make?

$48

200

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

20 points

300

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

30 minutes

400

Julia texts 60 words in 4 minutes, then how many in 2 minutes?

30 words

500

Curtis studies 25 minutes for 2 tests, how many minutes does she need to study for 6 tests?

1 hour and 15 minutes