6th CP 3 - Part 3

The student council buys pencils for $0.05 each and sells them for $0.25 each. Which expression represents the amount of profit the student council makes from selling p pencils?

• (0.25 - 0.05)p

• (0.25 + 0.05)p

• 0.25p - 0.05

• 0.25p + 0.05

Darshi worked d hours each week. Jenna wrote the following expression to represent the number of hours she worked each week compared to Darshi.

2d - 3

Which statement BEST explains the expression?

• Jenna worked 3 hours less than twice the number Darshi worked.

• Jenna worked 3 hours more than twice the number Darshi worked.

• Darshi worked 3 hours less than twice the number Jenna worked.

• Darshi worked 3 hours more than twice the number Jenna worked.

Marco needs $57 to buy new basketball shoes. If Marco earns $3 per day working and already has $12 saved, which equation shows how many days Marco must work before he can afford the shoes?

• 3d = 57

• 3d - 12d = 57

• 3d = 45

• 3d - 12 = 57

Which of the following is a solution for the equation below?

27/x = 3

• 3/27

• 7

• 9

• 24

Green Leaf Lawn Care had 64 customers under contract at the start of the new year. The company's owner expects his new radio advertisements will attract 2 new customers every week. If the radio commercials produce new customers exactly as the owner expects, which of these equations represents the number of customers (c) Green Leaf Lawn Care will have after (w) weeks?

• c = (2w)(64)

• c = 64/2w

• c = 64 + 2w

• c = 64 - 2w

Tarah bought 8 concert tickets for her friends. The total cost was $242. She made the model below to find the price of each ticket.

$242

t t t t t t t t

What was the price of each ticket?

• $20.25

• $30.25

• $250

• $1936

Jenny is saving for a bike that costs $150. She has saved up $50 so far. Which inequality represents the amount of money, m, she still needs to save?

• m > $100

• m > $50

• m < $100

• m < $100

The total weight of a 25-box shipment must be less than 2000 pounds. The expression below can be used to calculate the average allowable weight (w) in pounds, per box.

25w < 2000

Which inequality expresses the average allowable weight PER box?

• w < 8

• w < 25

• w < 40

• w < 80

• A

• B

• C

• D

What is the solution to x - 9 > -12

• x < -21

• x > -21

• x < -3

• x > -3