Jewelry is a small but rapidly growing Internet retailer. A popular product is its standard 14k white gold diamond anniversary ring (1/4 carat total weight) that retails for $250. Prices are stable, so P = MR = $250 in this market. Total cost relations for this product are: TC = 3,250,000 + 70Q + 0.002Q2 Calculate the output level that will maximize profit.