Proportional Data

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Based on the information shown in the table, what is the total cost of ordering 52 uniforms? Show how you decided.

• $352

• $375

• $390

• $450

Based on the graph, which statement about the unit price of the bananas is true?

• Point Z indicates that the unit price is $0 per pound

• Together, point W and point X indicate the unit price is $0.50 per pound

• Point Y indicates that the unit price is $0.60 per pound

• Together point X and Z indicate that the unit price is $2.40 per pound

What is the constant of proportionality between the width and length of the pictures?

• 0.5

• 1.2

• 1.5

• 2.5

Which statement explains how Janet knows that the number of hours she works and the amount of money she earns are proportionally related?

• The graph is a straight line with a positive slope

• The graph is a straight line that passes through (0,0)

• The graph is a straight line that passes through (1,12.5)

• The graph is a straight line with no negative x or y values

Based on the graph, what is the unit price at the print shop?

• $0.10 per page

• $0.20 per page

• $0.25 per page

• $0.50 per page

The graph shows the relationship between the late fines the library charges and the number of days late.
What is an equation for the relationship?

• y = 0.25x

• y = 0.40x

• y = 0.50x

• y = 0.75x