Rochester Irrigation, Inc., operates in the highly competitive center pivot irrigation market. Prices for its RII-X pivot control switches are stable at $50 each. This means that P= MR = $50 in this market. Engineering estimates indicate that relevant total and cost function for the RII-X model are: TC = $78,000 + 180 +0.0020?. (Do not include $ or commas in your answers and round to the second decimal place if necessary) The level of output to maximize profits is Profits at this level of output is Average Cost at this level of output is