UNIT 3 ASSESSMENT- Ratios & Proportional Relationships

The graph represents the gallons of water per minute dispensed by a shower head. Which three statements are correct?

• Point (0, 0) represents the unit rate.

• Point (5, 1) represents the unit rate.

• Point (1, 5) represents the unit rate.

• 7.5 gallons of water are used in 1.5 minutes.

• Point (0, 0) represents zero minutes and zero gallons.

Tags

CCSS.7.RP.A.2D

Kara is driving 780 miles to her vacation destination. She covers the first 260 miles in 5 hours. At the same rate, how long will it take her to cover the entire distance?

• 12 hours

• 13 hours

• 15 hours

• 16 hours

Tags

CCSS.6.RP.A.3B

Jim runs laps around his block every morning before school. The graph shows a proportional relationship between time in minutes and the number of laps completed.

Identify the constant of proportionality from the graph.

• 2

• 3

• 2/3

• 3/2

Tags

CCSS.7.RP.A.2B

The graph shows the cost of bananas at a supermarket based on the weight of the bananas in pounds. What is the cost of one pound of bananas?

​ (a)  

• $2.50
• $0.40
• $0.50
• $2.00

Tags

CCSS.8.EE.B.5

In other words, how much ($) is each hotdog?

Mathematical Equivalence

ON

Tags

CCSS.HSF-LE.A.1B

• (5, 50)

• (8, 80)

• (1, 10)

• (10, 1)

Tags

CCSS.7.RP.A.2D

• 1. A babysitter earns $8 for working 8 hours.

• 1. A babysitter earns $80 for working 8 hours. 

• 1. A babysitter works 80 hours, earning $8

• 1. A babysitter works 8 days and earns $8

Tags

CCSS.7.RP.A.2D

• y = 8.58x

• y = 4.29x

• y = 4.29 + x

• y = 2(8.58x)

Tags

CCSS.7.RP.A.2C

Tags

CCSS.7.RP.A.1

• A

• B

• C

• D

Tags

CCSS.7.RP.A.2D