A producer of pottery is considering the addition of a new plant to absorb the backlog of demand that now exists. The primary location being considered will have fixed costs of $6,100 per month and variable cost of 65 cents per unit produced. Each item is sold to retailers at a price that averages 81 cents. (Round all answers to a whole number.) a. What volume per month is required in order to break even? b. What profit would be realized on a monthly volume of 63,000 units? 82,000 units? c. What volume is needed to obtain a profit of $15,000 per month? d. What volume is needed to provide a revenue of $19,000 per month