Diagnostic Algebra Test

Write the inequality shown by the graph.

Determine whether the ordered pair (4, 55) is a solution to the equation y = 13x

• (4, 55) is not a solution.

• (4, 55) is a solution.

Use the data in the table to write an equation for the function.

• y = 2x - 1

• y = 3x + 4

• y = 6x - 2

• y = 5x + 3

What value of x makes this equation true?

• 2

• 4

• 7

• 8

Stacey earns $15 each week plus $.50 for each customer on her paper route. She wants to earn at least $25 each week. What equation can she use to find x, the number of customers she needs to make exactly $25

• x + 15 = 25

• 0.5x + 15 = 25

• 2x + 15 = 25

• 50x + 15 = 25

What equation below could represent the numbers in this table?

• y = x+ 2

• y = x + 4

• y = 2x + 3

• y = 3x + 4

Which equation can best represent the line shown?

• x = -5

• x = 5

• y = -5

• y = 5

What are the solutions to the following inequality?

• x < 1

• x < -1

• x > 1

• x > -1

Melissa has $20 to buy bagels and juice for her class. The costs are shown to the side. She will buy one box of bagels. With the rest of the money, Melissa will buy as many bottles of juice as possible. Which inequality can she use to find b, the maximum number of bottles of juice she can buy?

• 6.13b + 2.08 <= 20

• 6.13 + 2.08b <= 20

• 
  6.13b + 2.08 >= 20

• 6.13 + 2.08b >= 20