Identifying Proportional Relationships

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• 5 ft³ minerals, 5 ft³ peat moss, 10 ft³ compost

• 10 ft³ minerals, 15 ft³ peat moss, 15 ft³ compost

• 12 ft³ minerals, 12 ft³ peat moss, 24 ft³ compost

• 20 ft³ minerals, 20 ft³ peat moss, 40 ft³ compost

• 100 ft³ minerals, 100 ft³ peat moss, 200 ft³ compost

Tags

CCSS.7.RP.A.2A

Determine if each situation represents a proportional relationship. Explain your reasoning.

(See Image)

Tags

CCSS.7.RP.A.2D

Answer each question by comparing unit rates.

Yumi takes 5/12 hour to complete

50 math problems. Eric is able to

complete 48 math problems in 2/5 hour.

Which student can complete math

problems at a greater rate of problems

per hour?

Tags

CCSS.6.RP.A.3B

Determine if each situation represents a proportional relationship. Explain your reasoning.

(See Image)

Tags

CCSS.7.RP.A.2A

Answer each question by comparing unit rates.

Maggie’s home computer downloads

a 7-megabyte program in 5/6 minutes.

Brooke’s home computer takes

1 1/4 minutes to download a 9-megabyte

program. Whose computer downloads

at a greater rate of megabytes

per minute?

Tags

CCSS.6.RP.A.3B

Determine if each situation represents a proportional relationship. Explain your reasoning.

(See Image)

Tags

CCSS.7.RP.A.2A

Answer each question by comparing unit rates.

Beth drove 45 miles and used 3 3/4 gallons of gas. Martha drove

85 miles and used 5 2/3 gallons of gas.

Which driver used fewer gallons

of gas per mile?

Tags

CCSS.6.RP.A.3B

Determine if each situation represents a proportional relationship. Explain your reasoning.

(See Image)

Tags

CCSS.7.RP.A.2A

Answer each question by comparing unit rates.

Steve baked 5 1/2 batches of cookies in

one and one-half hours. Vondra baked 3 1/3 batches of cookies in 11/12 hour. Which baker made cookies at a greater rate of batches per hour?

Tags

CCSS.6.RP.A.3B

Determine if each situation represents a proportional relationship. Explain your reasoning.

(See Image)

Tags

CCSS.7.RP.A.2A