Interpreting Slope And Y-Intercept - Algebra Worksheet Page 4

8. Tara pays a base rate for her long distance phone service plus a per-minute charge.

The graph below shows what she would pay for her long distance phone service for the

first 60 minutes. What does the y-intercept of this graph represent?

9. Rich is a number of a gym. He pays a monthly fee plus a per-visit fee. The equation

below represents the monthly amount Rich pays for his membership to the gym per

month for x visits.

y = 3x + 10

What does the y-intercept of the graph of this equation represent?

10. Nan works as a commissioned sale rep. She makes a weekly base salary plus a

commission for each sale she makes. The table below shows how much Nan can make.

What is Nan’s weekly base salary?

Nan’s Weekly Salary

Sales

Made

$250

$300

$350

$400

$450

Salary

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