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Home Q & A Board Science-Related Homework Help Mathematics
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majarm majarm
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6 years ago
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.
Textbook 
Contemporary Business Mathematics with Canadian Applications

Contemporary Business Mathematics with Canadian Applications


Edition: 11th
Authors:
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josanjosan
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6 years ago
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majarm Author
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6 years ago
Thanks for your help!!
Lawson1981
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Yesterday
This calls for a celebration Person Raising Both Hands in Celebration
Ivansitospeed@g
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2 hours ago
Brilliant ツ
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