Milestones Review 3

A furniture store sells kits that customers use to build cabinets. Each kit contains 18 screws and a set number of boards.

Part A: Jarred buys 6 of these kits and has a total of 192 screws and boards. The equation shown represents this situation. What does the variable x represent in Jarred’s equation?
6x+18=192

• The number of screws in one kit.

• The number of screws in all 6 kits.

• The number of boards in one kit.

• The number of boards in all 6 kits.

A furniture store sells kits that customers use to build cabinets. Each kit contains 18 screws and a set number of boards.

6x+18=192

What is the value of x in Jarred’s equation?

• 11

• 14

• 29

• 35

Julie works Sunday, Monday, and Wednesday for 10 hours each day. On Tuesday, Thursday, and Friday, she works 7 hours each day. She does not work on Saturday. Her weekly total earnings are $612.

Part A: What is her hourly rate of pay? $__________ ($ per hour)

Mathematical Equivalence

ON

Julie works Sunday, Monday, and Wednesday for 10 hours each day. On Tuesday, Thursday, and Friday, she works 7 hours each day. She does not work on Saturday. Her weekly total earnings are $612.

Part B: Julie’s manager proposes a new pay rate. The manager says Julie can get paid twice her hourly rate for working any hours over 8 in a day. What would be her weekly earnings using this method of payment? $_________

Mathematical Equivalence

ON

Julie works Sunday, Monday, and Wednesday for 10 hours each day. On Tuesday, Thursday, and Friday, she works 7 hours each day. She does not work on Saturday. Her weekly total earnings are $612.

Part C: Julie thinks she can earn more money if she is paid 1.5 times her hourly rate for any hours over 40 in her weekly total. Which method of payment, Julie’s or her manager’s, would give Julie higher weekly earnings?

The sum of a number, n, and 8 is multiplied by -4, and the result is -12. What is the number?

Look at the inequality. 2x+5<11 Which number line shows the solution to this inequality?

• A

• B

• C

• D