Understand Rates and Unit Rates

The sixth-grade chorus has a boy-to-girl ratio of 3:8. Which of the following ratios is equivalent to this ratio?

• 15 boys to 55 girls

• 55 boys to 15 girls

• 40 boys to 15 girls

• 15 boys to 40 girls

Last week, Leah worked 25 hours on weekdays and 11 hours on the weekend. Which ratio compares the number of hours Leah worked on weekdays to the total number of hours she worked?

• 25:11

• 11:25

• 25:36

• 36:25

The table shows the home state of the 175 high school students who attended a tri-state debate tournament. The ratio of Illinois students to Michigan students was 6:5. How many students were from Michigan?

• 70

• 21

• 84

• 91

The table shows the home state of the 175 high school students who attended a tri-state debate tournament. The ratio of Illinois students to Michigan students was 6:5. How many students were from Indiana?

• 70

• 21

• 84

• 91

A boy's basketball team has a ratio of seniors to juniors that is 7:4. 
Part A:
If the team is made up only of juniors and seniors, what is the ratio of seniors to total team members?

A varsity boys' basketball team has a ratio of seniors to juniors that is 7:4.

The varsity girls' basketball team has a ratio of seniors to juniors that is 3 to 2. If each team has 12 juniors, which team has more seniors?

• The boys' team has more seniors.

• The girls' team has more seniors.

Complete the ratio table. What should go in the selected box?

• 8

• 9

• 10

• 12

Complete the ratio table. What should go in the selected box?

• 8

• 9

• 10

• 12

Complete the ratio table. What should go in the selected box?

• 8

• 9

• 10

• 12

Which graph correctly plots the point (3,4)?

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