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QUESTION
a certain machine uses methane as a fuel. the gas is purchased in containers holding 25 lb of methane and costing $3.20 exclusive of the container....
a certain machine uses methane as a fuel. the gas is purchased in containers holding 25 lb of methane and costing $3.20 exclusive of the container. If the machins uses 300 cu ft/d at 15 oz/sq in. gauge and 100F, what is the cost of methane per day?
