Unit 2 Exam (Ratios and Proportional Relationships)

The graph shows how many sodas that employees consume each day at a certain company.  Based on the graph, what does the point (2,80) represent?

• 80 sodas consumed in 2 days
• 2 sodas consumed in 80 days
• 2 sodas consumed in 40 days
• 40 sodas consumed in 2 days

Tags

CCSS.7.RP.A.2D

Does the table represent a proportional relationship?

• No, because the ratios of y to x are not equal.
• Yes, because all the ratios of y to x are equal to -4
• Yes, because all the ratios of y to x are equal to -2.
• No, because the table has negative numbers.

Tags

CCSS.7.RP.A.2A

The Williams family bought four concert tickets for $252.  What was the price per ticket?

• $60.00
• $63.00
• $6.30
• $62.00

Tags

CCSS.7.EE.B.3

Alycia earned $20.40 in 3 hours. What is her unit rate in dollars per hour?

• $7 per hour
• $6 per hour
• $6.80 per hour
• $17.40 per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which line shows a proportional relationship between x and y?

• Line L
• Line M

Tags

CCSS.7.RP.A.2D

Jeff ran 6 miles in 4 hours. At this rate, how many miles will he run in 6 hours?

• 9 miles
• 4 miles
• 6 miles
• 36 miles

Tags

CCSS.6.RP.A.3B

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

In the equation y = 14x, what is the constant of proportionality?

• y
• x
• 14
• y=14

Tags

CCSS.7.RP.A.2B

Which equation matches the graph?

• y = 8x
• y = 1x
• y = 3x
• y = 16x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

A machine packs boxes at a constant rate of 2/3 a box every 1/2 a minute.  What is the number of boxes it packs per minute?

• 1/3
• 3/4
• 7/6
• 4/3

Tags

CCSS.7.RP.A.1