ARA Final Exam

This graph represents which function?

• y = -2x
• y = 2x
• y = -2x + 1
• y = 2x - 1

The grocery store sells cantaloupes for $4.50 per pound.  Write a function to represent the cost, c, for the number of pounds of cantaloupes bought, p.

• c = 45p
• c = 4.5p
• p = 4.5c
• p = 45c

Slope is know as rise/

• run
• fall
• none
• rise

Determine the slope.

• m=3/2
• m=6
• m=-3/2
• m=1/6

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

Find the slope between the two points.
(3, 7) and (-4, 2)

• ⁷/₅
• ⁵/₇
• ²/₃
• 2

The _____ is the point where the x- and y-axis intersect.

• quadrant
• x-axis
• y-axis
• origin

What is the slope of the line?

• 2/4
  2/4
• 1/2
• 4/2
• 2/1

Looking at the graph, what is the correlation between the x and y variables?

• y increases as x increases
• y is constant
• y decreases as x descreases
• y decreases as x increases