13. (Section 4.4) The weekly revenue, R(r), in thousands of dollars, t weeks after January 1st, for a company is given by R(r) = -0.003r' – 0.79r2 + 8,33.x + 72.9. (a) Find the 3-month moving average for r = 0. (b) Find the 3-ınonth moving average for a = 2. (c) Find the 3-month moving average for r = 4.

The variable cost for the small business is shown below. What is the marginal cost and average cost at a volume of 14 units? Cost $8000 $6000 $4000 $2000 $200/unit Volume marginal cost: $200/unit, average cost: $476/unit O marginal cost: $200/unit, average cost: $300/unit O None of them marginal cost: $300/unit, average cost: $800/unit $300/unit 10 Total cost Variable cost Fixed cost 15

Calculate price per unit of table if total revenue is $6600 and the output sold is 30 units

The cost, in millions of dollars, of building a three-story high school in NewYork State was estimated to be:   2C x x x x      1.7 0.14 0.0001 20 400where x is the number of thousands of square feet. Suppose that you arecontemplating building a for-profit three-story high school and estimate thatyour total revenue will be $0.2 million dollars per thousand square feet.(a) What is minimum area for a three-story high school in New YorkState, that this model covers? (b) What is the variable cost of building a three-story high school in NewYork State? (c) What is the fixed cost of building a three-story high school in NewYork State? (d) Determine the profit function,P x( ), for building a three-story highschool in New York State? . (e) Determine,P(250) , for building a three-story high school in New YorkState, and interpret the result. (f) How many thousands of square feet should a three-story high schoolbuilding in New York State be in order to break even?