MONTGOMERY COUNTY COMMUNITY COLLEGE MAT 140 Assignment 5 Name ______________________________ The cost of making staples is given by the equation: C(x) = 0.2x, if 0 x < 20 0.1(x - 20) + 4.0, if x 20 where x is millions of staples made per month and C is cost in thousands of dollars. a. Find C(5). Explain what the answer means, use correct units in your explanation. b. Find C(20). Explain what the answer means, use correct units in your explanation. c. Find C(35.) Explain what the answer means, use correct units in your explanation. d. Find the marginal cost and explain what the answer means, use correct units in your explanation. Hint: there are two answers. e. Graph the function C(x)