3.2.5 8th U3T2 Quiz Review IM

If Tara can travel 10 miles on a skateboard in 2 hours, how far does she travel in 1 hour?

• 10 miles

• 20 miles

• 5 miles

• 2 miles

Tags

CCSS.6.RP.A.3B

Petra uses the equation y = 8x , where y is the number of miles traveled and x is the number of hours she travels, to describe her rate of speed on roller blades.
How far will Petra travel after 1 hour?

• 1 mile

• 8 miles

• 16 miles

• 4 miles

Tags

CCSS.7.RP.A.2C

Tara can travel 10 miles on a skateboard in 2 hours.
Petra used the equation y = 8x to model her travel.

Who travels FURTHER after 1 hour?

• Petra by 3 miles

• Tara by 2 miles

• Petra by 2 miles

• Tara by 3 miles

Tags

CCSS.7.RP.A.2D

The graph shows the cost to take a cab from the airport.

What is the vertical intercept, and what does it mean?

• 40, the total cost to take the cab

• 1, the cost per min

• 10, the number of minutes you drive in the cab

• 20, the amount you pay to start/just get into the cab

Tags

CCSS.7.RP.A.2D

The graph shows the cost of taking a cab from the airport.

What is the slope, and what does it mean?

BE CAREFUL OF SCALES

• 2, cost per minute

• 4, cost per minute

• 20, cost per hour

• 40, total cost to take the cab

Tags

CCSS.7.RP.A.2D

• y = 20x + 4

• y = 4x + 20

• y = 4+ 20x

• y = 20 + 4x

Tags

CCSS.7.RP.A.2D

What is the slope?

• 3/5

• 5/3

• 2

• 1/2

Tags

CCSS.7.RP.A.2D

What is the slope?

• 3/2

• 2/3

• 1

• 4/3

Tags

CCSS.7.RP.A.2D

Sort the graphs as proportional or linear but NOT proportional?

Groups:

(a) Proportional

,

(b) Linear but NOT Proportional

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Tags

CCSS.7.RP.A.2D