Unit 7 Review: Proportions and Percentages

Solve for the variable.  $\frac{x}{12}=\frac{6}{9}$  

• 8

• 9

• 72

• 12

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the percent of change in this problem? There are 24 teachers on the 6th grade team. Next year, they will have 30 teachers on the team.

• 25% increase

• 25% decrease

• 20% increase

• 20% decrease

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

It took Ella 6.5 hours to travel 324 miles. If she kept a consistent speed and made no stops, about how fast was she traveling?

• 50 mph

• 0.02 mph

• 2106 mph

• 65 mph

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Right now, 15 gallons of gas costs $25.80. If your car has a 12 gallon tank, how much would it cost to fill your tank from completely empty to full?

• $6.98

• $1.72

• $20.64

• $18.36

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.3

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Right now, 15 gallons of gas costs $25.80. You only have a $10 bill in your wallet. How many gallons of gas will that get you?

• 8.72 gal

• 5.81 gal

• 6 gal

• 4.73 gal

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The two triangles in this image are similar. Use any method you've learned in this unit to find the value of x

• 10

• 12

• 6.4

• 8

Tags

CCSS.7.EE.B.4

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Alicia can run 4 laps around the track in 7.41 minutes. What is her unit rate (laps per minute)?

• 1.85 laps/min

• 0.54 laps/min

• 2.13 laps/min

• 3.41 laps/min

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

Alicia can run 4 laps around the track in 7.41 minutes. How long does it take her to run each lap?

• 1.85 minutes

• 0.54 minutes

• 2.13 minutes

• 3.41 minutes

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Alicia can run 4 laps around the track in 7.41 minutes. How long would it take her to run 7 laps?

• 12.96 min

• 14.82 min

• 3.77 min

• 9.87 min

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Cora jarred 12 liters of jam after 4 days. How many days does Cora need to spend making jam if she wants to jar 18 liters of jam in all?

• 6 days

• 4 days

• 3 days

• 8 days

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3