Asked by Monica
A electrician charges $50 for the first half-hour of work and $30 each hour for additional time. Stoney Point High School budgeted $200 to repair the refrigeration system. What length of service call with the budget not be exceeded?
Answers
Answered by
PsyDAG
50(.5x) + 30x < 200
Solve for x.
Solve for x.
Answered by
PsyDAG
Revised answer:
Subtract the cost of the first half hour from the total leaving you 150 for the remaining hours.
30x < 150
x < 5
However, now you need to add back in the extra half hour, so the length of the call cannot exceed 5.5 hours.
Subtract the cost of the first half hour from the total leaving you 150 for the remaining hours.
30x < 150
x < 5
However, now you need to add back in the extra half hour, so the length of the call cannot exceed 5.5 hours.
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