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Mathematics 18 Online
OpenStudy (anonymous):

A gas company has the following rate schedule for natural gas usage in single-family residences: Monthly service charge $8.80 Per therm service charge 1st 25 therms $0.6686/therms Over 25 therms $0.85870/therm What is the charge for using 25 therms in one month? What is the charge for using 45 therms in one month? Construct a function that gives the monthly charge C for x therms of gas.

OpenStudy (anonymous):

Idek what a therm is

OpenStudy (anonymous):

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