EOC Review APRI 1, REI 10,12,5 and FIF 2,6,8,4

6. Mike earns $8 for each hour he works plus a 3% commission on his total daily sales. His daily earnings, P, can determined using the equation P = 8h +0.03d, where h represents the number of hours worked and d represents his total daily sales in dollars. On Monday, Mike worked 4 hours and had $4,000 in total sales. He worked 6 hours on Tuesday and had $15,000 in total sales. How much more did Mike earn on Tuesday than on Monday?

• 152

• 346

• 498

• 650

Tags

CCSS.8.EE.C.7B

Which algebraic expression represents the perimeter of this triangle?

• 15x

• 11x+3

• 12x+3

• 12x² +3

Tags

CCSS.HSA-SSE.A.1A

Which point lies on the graph of y = 6(2)^x?

• (3,36)

• (1,8)

• (0,12)

• (-1,3)

Which of the following correctly models the inequality represented on the graph to the right?

• y must be more than 5 greater than 3 times x

• y must be at least 5 greater than 3 times x

• y must be at least 3 greater than 5 times x

• y must be more than 3 less than 5 times x

Tags

CCSS.HSA.REI.D.12

A linear equation has an x-intercept of 6 and a y-intercept of -3. What is the slope of the linear equation?

• -1/2

• -2

• 1/2

• 2

Tags

CCSS.8.EE.B.5

A new model of a cell phone was released while the original model was still being sold. The average number of the original model sold each week was 2750, which decreased by 21% each week after the new model was released. Which function can be used to determine the average number of original model cell phones sold each week x weeks after the new model was release?

• y = 2750(0.21)^x

• y = 2750 (0.79) ^x

• y = 2750 (1.21) ^x

• y = 2750(1.79)^x

Tags

CCSS.HSF.LE.A.2

A plumber uses the function C(h) = 55 + 24h to determine the total cost, C(h), to bill a customer for h hours of work.

Which of the following statements is true?

• The plumber charges an initial fee of $24

• The plumber charges $24 per hour

• The plumber charges $55 per hour

• The plumber charges $79 per hour

Tags

CCSS.HSF.LE.B.5

Heather walked and ran a total of 28 miles this week. She walked three times as far as she ran this week. How far did Heather walk?

• 7

• 14

• 18

• 21

Tags

CCSS.8.EE.C.7B