A sugar refinery can produce x tons of sugar per week at a weekly cost of 0.1x2 + 3x+ 1690 dollars. Find the level of production for which the average cost is at a minimum and determine the average cost and marginal cost at that level of production. The level of production for which the average cost is at a minimum is x= tons.

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A: Thanks for the question :)And your upvote will be really appreciable ;)

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