In March 2014, a gas company had the rate schedule shown to the right for natural...

 

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In March 2014, a gas company had the rate schedule shown to the right for natural gas usage in single-family residences. (a) What is the charge for using 30 therms in a month? (b) What is the charge for using 200 therms in a month? (c) Develop a function that models the monthly charge C for x therms of gas. (d) Graph the function found in part (c). Monthly service charge Delivery charge First 40 therms $19.25 $0.75152/therm Over 40 therms $0 Natural gas cost First 40 therms $0.3718/therm $0.5746/therm Over 40 therms (a) The charge for using 30 therms in a month is $ (Simplify your answer. Round to the nearest cent.) In March 2014, a gas company had the rate schedule shown to the right for natural gas usage in single-family residences. (a) What is the charge for using 30 therms in a month? (b) What is the charge for using 200 therms in a month? (c) Develop a function that models the monthly charge C for x therms of gas. (d) Graph the function found in part (c). Monthly service charge Delivery charge First 40 therms $19.25 $0.75152/therm Over 40 therms $0 Natural gas cost First 40 therms $0.3718/therm $0.5746/therm Over 40 therms (a) The charge for using 30 therms in a month is $ (Simplify your answer. Round to the nearest cent.)

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Solution a For 30 thirms To tal changes Monthly chonget Delivery changet Gas cost 3D 1925075152... View the full answer