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The following represents average cost per unit assuming 15,000 units of production. If 10,000 units are produced, the variable cost per unit is $ If 18,000 units are produced, the variable cost per unit is $ If 11,000 units are produced, the total variable costs are $ If 23,000 units are produced, the total manufacturing overhead costs are $ Do not include a dollar sign in your answer. All answers are whole dollars. Do not include any cents