6.12 Proportional Relationships

Lucy was running a 10 mile race and the graph represents her running pace for the race. If the x-axis represents miles ran and the y-axis represents minutes, which table represents the same data?

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Tags

CCSS.7.RP.A.2D

A swimming pool is being filled with water. Which situation represents a proportional relationship between the time the pool is being filled and the water level?

• A pool started with 8 inches of water and was filled at a rate of 14 inches per hour.

• A pool started with 2 feet of water and was filled at a rate of 14 inches per hour.

• A pool was filled at a rate of 14 inches per hour the first hour and then at a rate of 16 inches per hour until full.

• An empty pool was filled at a rate of 14 inches per hour.

Tags

CCSS.7.RP.A.2D

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is the better buy? A 12 pack of Coke for $3.50 or a six pack of Pepsi for $1.80?

• The 12 pack of coke

• Neither

• The 6 pack of Pepsi

• They are the same

Tags

CCSS.6.RP.A.3B

Is this graph proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2D

Solve the proportion.

• q=2
• q=9
• q=4.5
• q=6

Tags

CCSS.6.EE.B.7

Solve the proportion below:

• 3
• 24
• 21
• 12

Solve the proportion below:

• 5
• 10
• 15
• 6

Solve the proportion below:

• 42
• 6
• 2
• 28

The class has 12 girls and 16 boys. What is the ratio of total students to boys?

• 28 : 16

• 7 to 4

• 16 to 28

• 12:16