Unexplained answers will NOT be graded A. Will you invest a project that requires a $200,000 today and returns $50,000 at the end of the first year, $70,000 at the end of the second year and $100,000 at the end of the thir discount rate of 5%. B. An economist estimated that the total cost function of a single-product firm is TC-125+5Q+3.502. Determine the average variable cost (AVC) of producing the 3 units. unit? (No deriva C. An economist estimated that the total cost function of a single-product firm is TC-125+5Q+3.50³. Determine the marginal cost (MC) of producing the 5th, this question] For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac) 4 85 %