CIS Final Test Review #2

solve for m

• -20/9

• 20/9

• -9/20

• 9/20

• 30

• 43

• 46

• 54

• 1/3
• 1/5
• 3
• 15

Tags

CCSS.7.EE.B.4A

5x(x - 2) + 6x - 3(x² - 7) is equivalent to which of the following expressions?

• 2x² + 6x - 9

• 2x² - 4x - 21

• 2x² - 16x + 21

• 2x² - 4x + 21

Anna made and sold x ceramic vases one week. Her profit, P, in dollars, is calculated using the formula P = R - C, where R represents her revenue and C represents her costs. If R = 25x - 0.5x² and C = 100 + 5x, which expression represents her profit, in dollars?

• -0.5x² + 20x - 100

• -0.5x² + 30x - 100

• 0.5x² - 20x + 100

• 0.5x² + 30x + 100

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

• 52%
• 41%
• 42%
• 45%

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?

• 24%
• 20%
• 11%
• 50%

Sally ran 1/3 of a mile and swam 5/6 of a mile. In simplest form, how much farther did she swim than she ran?

• 1/2
• 5/18
• 4/3
• 3/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What expression below is equivalent to (x + 5)(x + 4)

• x² + x + 20

• x² + 20x + 9

• x² + 9x + 20

• x² - 9x + 54

Factor Completely: 3x² + 5x - 12

• (3x + 4)(x-3)
• (3x - 4)(x + 3)
• (3x + 3)(x -4)
• (3x - 3)(x + 4)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3