Graphs and Functions Test

Which ordered pair is a solution of the equation y=4x+3

• (5, 8)

• (3, 15)

• (11, 2)

• (1, 16)

For which equation is the ordered pair (2, 8) a solution?

• y=3x+3
• y=x-6
• y=3x+2
• y=2x-14

The equation t=1.06p gives the total cost of an item after 6% sales tax is added.  What is the total cost of a $49.50 pair of shoes after a 6% sales tax is added?  Write the answer as an ordered pair.

• (49.50, 2.97)
• (49.50, 46.53)
• (49.50, 52.47)
• (49.50, 79.20)

Which of the following situations corresponds to this graph?

• A car, accelerates from a stop, travels at a constant speed, slows, and then travels at a slower speed.
• An airplane travels at a constant speed then decelerates to a slower speed.
• An athlete warms up by walking around the track, runs, then jogs.
• A bicyclist accelerates, travels at a constant speed, then slows to a stop.

Which of the curves on the graph below indicates a function?

• A only
• A and B
• A, B, and C
• A, B, C, D

Tags

CCSS.HSF.IF.A.1

Which equation represents the values on the table?

• y=2x+8
• y=2x+7
• y=3x+7
• y=2x-7

List two points on the graph of y=-3x+2

• (-2, 10), (-1, 5)
• (-1, 5), (0, 2)
• (2, 0), (3, -7)
• (3, -6), (5, -8)

For which equation is the ordered pair (3, -8) a solution?

• y=3x-1
• y=-⅓x + ⅓
• y =-2x-2
• y=-3x-15

The equation t=1.13p gives the total cost of an item after a 13% tax is added.  What is the total cost t of an item p which costs $36.26 before the tax?  Write your answer as an ordered pair.

• (36.26, 4.71)
• (36.26, 31.55)
• (36.26, 40.97)
• (36.26, 77.23)

Which of the following situation corresponds to this graph?

• An object is lifted slowly, then lowered slowly.
• A car accelerates from a stop, then gradually stops.
• An object starts falling, accelerates, and then falls slowly.
• An airplane climbs to 29,000 feet, then descends.