Part 1 of 4 Points: 0 of 1 March 2014, a gas company had the rate schedule shown to the right for natural gas usage in single-family residences. Monthly service charge $18.6 ) What is the charge for using 30 therms in a month? Delivery charge ) What is the charge for using 200 therms in a month? First 40 therms $0.88474/therm ) Develop a function that models the monthly charge C for x therms of gas. Over 40 therms $0 Graph the function found in part (c). Natural gas cost First 40 therms $0.3183/therm Over 40 therms $0.5344/therm . . . . ) The charge for using 30 therms in a month is $. Simplify your answer. Round to the nearest cent.) K Help Me Solve This View an Example Get More Help - Clear All Check Answe