6.1 Checkpoint (ratios)

Sam owns a canoe rental company with 120 boats. He has 55 wooden boats, and the rest of the boats are fiberglass. What is the ratio of wooden boats to fiberglass boats?

• 55 : 65

• 65 : 55

• 120 : 55

• 11:13

At the Dairy Queen, there were ten Boy Scouts and twelve Girl Scouts eating ice cream. What is the ratio of Boy Scouts to the total number of scouts at the Dairy Queen?

• 5/6

• 6/5

• 6/11

• 5/11

Mack conducted a survey of cars in his neighborhood. There were 50 Fords, 20 Chevrolets, and 30 Toyotas. What is the ratio of Toyotas to Fords in Mack’s neighborhood? Express your answer using all three forms of ratio notations and simplify each response.

• 30 to 50, 30:50, 30/50

• 3 to 5, 3:5, 3/5

• 50 to 30, 50/30, 50:30

• 5 to 3, 5/3, 5:3

There are 29 students in Mrs. Henry’s sixth grade class. Twenty-one of the students are girls. What is the ratio of boys to the total number of students in the class?

• 21 to 29

• 8 to 21

• 8 to 29

• 29 to 8

Study the pictures below. Determine which answers represent the ratio of circles to squares. More than one answer may be selected.

• 5:3

• 3/5

• 5/3

• 3:5

What is the ratio of cats in Mr. Watson’s homeroom to cats in Mrs. Thompson’s homeroom?

• 5/7

• 1/6

• 5/12

• 1/4

There are 30 red marbles and 150 blue marbles in a box. What is the ratio of blue marbles to red marbles?

• 5/1

• 6/1

• 1/6

• 1/5

According to the table, what is the ratio of the number of A’s Camelia earned to the number of B’s she earned?

• 3:4

• 4:7

• 4:3

• 7:4

The ratio of boys to girls in room B is 15 to 12. What is the ratio of girls to the total number of students in the room?

• 12:27

• 4 to 7

• 15:12

• 5:4

What is the ratio of free throws made to free throws attempted?

• 12 to 10

• 5 to 2

• 6 to 5

• 5 to 6