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Author Question: An electrician charges a flat fee of $90 for a home service call. In addition he charges $25 for ... (Read 302 times)

jeatrice

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on: Jun 7, 2019

Question 1

Given the following chart, calculate the cost function. Interpret the function to calculate variable costs and fixed costs:



Question 2

An electrician charges a flat fee of $90 for a home service call. In addition he charges $25 for every 20 minutes as labour cost. Draw a graph to show the total charge against the time in hours. Calculate the slope of the line.
Contemporary Business Mathematics with Canadian Applications ¦ Hummelbrunner, Halliday, Coombs ¦ 11th Edition
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Marked as best answer by jeatrice on Jun 7, 2019

upturnedfurball

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Reply #1 on: Jun 7, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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jeatrice

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Reply 2 on: Jun 7, 2019
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
Excellent

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