warm-up you can work a total of no more then 41 hours each week at your two jobs. housecleaning pays...

Warm-upYou can work a total of no more then 41 hours each week at your two jobs. Housecleaning pays $5 per hour and your sales job pays $8 per hour. You need to earn at least $254 each week to pay your bills. Write a system of inequalities that shows the various numbers of hours you can work at each job.

x = housecleaningy = sales jobHours: x + y ≤ 41Money: 5x + 8y ≥ 254

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1. A printing company will charge $6 plus $0.07 per page. Another company will charge $24 plus $0.04 per page for the same project. For how many pages will the costs be the same regardless of which company is used?

A. 330B. 400C. 600D. 1000

2. Solve by elimination.

A. (1, 2)B. (-1, 4)C. (1, -4)D. (-1, 2)

2 3 14

3 3 9

x y

x y

3. Joe spent $7.75 to purchase 23 snacks the club meeting. Chips are $0.25 and pretzels are $0.50. How many of each type of snack did Joe buy?

A.8 chips, 15 pretzelsB.15 chips, 8 pretzelsC.11 chips, 12 pretzelsD.12 chips, 11 pretzels

4. How many solutions does the systems have?

A. NoneB. Exactly OneC. Exactly TwoD. Infinitely Many

2 1

4 2 2

y x

x y

5. The solution of which linear inequality is graphed below?

A. y < -xB. y > -xC. y ≤ -xD. y ≥ - x

6. Tickets to the carnival cost $9.00 for adults and $7.50 for children. A group of 11 people went to the carnival and paid $87 for tickets. How many adult tickets were purchased? How many children’s tickets were purchased?

A. 3 adult’s tickets, 8 children’s tickets

B. 8 adult’s tickets, 3 children’s tickets

C. 5 adult’s tickets, 6 children’s tickets

D. Can’t be determined from the given information

7. Which system of inequalities is represented by the graph?

A.

B.

C.

D.

8. The ordered pair (-6, 2) is a solution of which system of equations?

A. B.

C. D.

4 3 7

4

x y

x y

10 13 34

15 17 56

x y

x y

2 3 18

8

x y

x y

10

8

x y

x y

9. The equations 5x + 2y = 48 and 3x + 2y = 32 represent the money collected from school concert ticket sales during two class periods. If x represents the cost for each adult ticket and y represents the cost for each student ticket, what is the cost for each adult ticket?

A. $20B. $10C. $8D. $4

10. Which property is shown below?

A. Commutative property of multiplication

B. Associative property of multiplication

C. Multiplication property of equality

D. Identity property of multiplication

9 2 12 9 2 12

11. Which pair is NOT a solution of the system of inequalities?

A. (0, 0)B. (-1, 2)C. (4, 1)D. (2, 2)

3 2 2

3

x y

x y

12. Which system of inequalities is represented by the graph?

A.

B.

C.

D.

13. What is the Domain and Range?

D: [-1, 5]R: [-3, 3]

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