Unit 3 Review

Ian takes care of pets when their owners are away. The model shows the ratio relationship for the cats and dogs. Select the ratio that shows the number of dogs to cats.

• 3 : 5

• 5 : 3

• 3 to 5

• 5 to 3

Jayden earns $54 every 9 days. How many days will it take Jayden to earn $96?

• 2

• 6

• 16

• 18

Henry and Jessica are skipping rocks across the surface of a pond. For every 9 rocks that Henry throws, he gets 5 of them to skip across the pond. For every 12 rocks that Jessica throws, she gets 7 of them to skip across the pond? Who gets more rocks to skip across the surface of the pond? Fill in the first blank.

• 20

• 27

• 36

Henry and Jessica are skipping rocks across the surface of a pond. For every 9 rocks that Henry throws, he gets 5 of them to skip across the pond. For every 12 rocks that Jessica throws, she gets 7 of them to skip across the pond? Who gets more rocks to skip across the surface of the pond? Fill in the second blank.

• Henry skips 15 and Jessica skips 17

• Henry skips 16 and Jessica skips 15

• Henry skips 20 and Jessica skips 21

• Henry skips 32 and Jessica skips 31

Henry and Jessica are skipping rocks across the surface of a pond. For every 9 rocks that Henry throws, he gets 5 of them to skip across the pond. For every 12 rocks that Jessica throws, she gets 7 of them to skip across the pond? Who gets more rocks to skip across the surface of the pond? Fill in the last blank.

• Henry

• Jessica

The trees at a tree farm are planted in rows with the same number of trees in each row. There are 18 trees in 3 rows. Use the graph to help determine which ordered pairs represent equivalent ratios.

• (4 , 12)

• (8 , 48)

• (16 , 128)

• (24 , 144)

When Colton writes stories, he types 80 words every 2 min. Today, Colton types for more than 2 min. Which phrase best describes the number of words Colton types today?

• 40 words

• less than 80 words

• 80 words

• more than 80 words

To make salsa, Peter needs 8 oz of tomatoes for every 3 oz of other ingredients. To make spaghetti sauce, he needs 16 oz of tomatoes for every 5 oz of other ingredients. Peter has 48 oz of tomatoes. If Peter uses all of his tomatoes for the same type of food, can he make more salsa or more spaghetti sauce? Fill in the first blank.

• 4

• 6

• 51

• 66

To make salsa, Peter needs 8 oz of tomatoes for every 3 oz of other ingredients. To make spaghetti sauce, he needs 16 oz of tomatoes for every 5 oz of other ingredients. Peter has 48 oz of tomatoes. If Peter uses all of his tomatoes for the same type of food, can he make more salsa or more spaghetti sauce? Fill in the second blank.

• 2

• 3

• 53

• 63

To make salsa, Peter needs 8 oz of tomatoes for every 3 oz of other ingredients. To make spaghetti sauce, he needs 16 oz of tomatoes for every 5 oz of other ingredients. Peter has 48 oz of tomatoes. If Peter uses all of his tomatoes for the same type of food, can he make more salsa or more spaghetti sauce? Fill in the last blank.

• Salsa

• Spaghetti sauce