Njsla Prep Algebra

Based on the graph, which of the following statements is NOT true?

• The graph represents a proportional relationship.

• 4 jars of jam requires 2 cups of sugar.

• 4 jars of jam requires 8 cups of sugar.

• The constant of proportionality for this graph is 1/2.

Tags

CCSS.7.RP.A.2D

In which of these situations would the answer to the question be 0?

• Anthony jumped into a pool from a diving board that is 10 feet above the water. He sank 10 feet to the bottom and then swam up to the surface of the water. How far did he swim in total?

• A hiking trail begins at an elevation of -75 feet. The trail ends at an elevation of 75 feet. By how many feet does the elevation of the trail change from beginning to end?

• Kathy left her home and traveled 3 miles due east. She then walked 3 miles due west. At this point, how many miles is she from her home?

• The low temperature for Vineland was -7°F. The high temperature was 7°F. What was the difference between the high and low temperature?

Tags

CCSS.7.NS.A.1B

Which of the following does NOT have a constant of proportionality of 3/2?

• 
• 
• y = 1.5x

• 3y = 2x

Tags

CCSS.7.RP.A.2B

Two equations are shown: Equation 1: -2x - 10 = 8 Equation 2: -2(x - 10) = 8 Which statement about the equations is true?

• x represents a negative value in both equations

• x represents a positive value in both equations

• x represents a negative value in one equation and a positive value in the other equation

• the value of x in the first equation is greater than the value of x in the second equation

Jen mixed 9 cups of red paint with 6 cups of blue paint to make purple paint. To represent the relationship between the number of cups of blue paint, b, and the number of cups of red paint, r, needed to make the same shade of purple paint, Jen wrote the equation b = ____r. Which number should be placed in the blank?

• 3/2

• 2/3

• 6

• 9

Tags

CCSS.6.EE.C.9

A store owner paid $225 for a laptop. She marked up the price of the laptop by 60% to determine its selling price. What is the selling price?

• $135

• $90

• $360

• $315

Tags

CCSS.6.RP.A.3C

Cris purchases a video game that has an original selling price of $60. The game is discounted 30%. He must pay 7% tax on the discounted price of the game. What is the total amount, in dollars, that he must pay for the discounted game?

• $39.06

• $44.94

• $46.20

• $32.10

Tags

CCSS.6.RP.A.3C

Find the slope and y-intercept of the linear function y = -3x + 5.

• Slope: 0, Y-intercept: 5

• Slope: -3, Y-intercept: 5

• Slope: 3, Y-intercept: -5

• Slope: -5, Y-intercept: 3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Solve the system of equations: 2x + y = 7 and 3x - y = 4.

• x = 2, y = 3

• x = 5, y = 2

• x = 3, y = 1

• x = 4, y = 0

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

A rectangle has a length 3 times its width. If the perimeter is 32, find the dimensions of the rectangle using algebra.

• Width: 6, Length: 12

• Width: 4, Length: 12

• Width: 8, Length: 16

• Width: 10, Length: 20

Tags

CCSS.8.EE.C.7B