Algebra 2 Secondary Education MAFS.912.A

Algebra 2
Secondary Education
MAFS.912.A-CED.1.2 – Worksheet 1
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Name: _______________________________________________________ Date: ___/___/___
1. An electronics company is changing its Internet ad from a banner ad to a pop-up ad. The pop-up
ad will cost the company $5 plus $0.30 per average number of hits per hour. Create a graph to
represent the cost of using a pop-up ad.
2. You are purchasing jeans and t-shirts. Jeans cost $35 and t-shirts cost $15. You want to buy 5
items and have $115 to spend. Write a system of linear equations to model your situation.
3. Sara makes $10 per hour babysitting and $5 per hour gardening. Her goal is to make $80 a week
while working 12 hours. How many hours would Sara have to work at each job to accomplish
her goal?
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The School District of Palm Beach County
Algebra 2
Secondary Education
MAFS.912.A-CED.1.2 – Worksheet 1
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for this Standard
4. The initial year of a soccer camp had an enrollment of 38 girls and 52 boys. Each year
thereafter, 6 more girls and 7 more boys enrolled in the camp. Let t be the time in years since
the camp opened. Match the following function rules with their description.
Function Rule
A. f (t)  6t  38
Description
1. the number of boys enrolled as a function of time
B. f (t)  7t  52
2. the total enrollment as a function of time
3. the number of girls enrolled as a function of time
C. f (t)  13t  90
A.
B.
C.
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5. Zoe is ordering an enlargement of her favorite poster. The perimeter of the original poster is 40
meters. She wants to double the width and increase the length by 14 meters. The perimeter of
the new poster would be 82 meters. What are the length and width of the original poster?
A. width 13 m, length 7 m
B. width 7 m, length 13 m
The School District of Palm Beach County
C. width 5 m, length 10 m
D. width 10 m, length 10 m