3. [-11.66 Points] Your college newspaper, The Collegiate Investigator, has xed production costs of $50 per edition and marginal printing and distribution costs of $0.45 per copy. The Collegiate Investigator sells for $0.? per copy. (a) Write down the associated linear cost, revenue, and prot Functions [in dollars) where x represents the number of copies of the newspaper made and said. 50') = Rik} = Pm = (b) What prot (or loss) results from the sale of 300 copies of The Collegiate Investigator? $ (c) How many copies should be sold in order to break even? copies 4. [-I1 .66 Points] Imin Music sells its brand of acoustic guitars at $240 each. The company incurs costs of $55 to manufacture each guitar. The associated weekEy xed costs for the company are $18,500. (3) Determine the linear equation reiating weekiy prot, P, to the number of acoustic guitars produced, x. p: (b) What is the break-even quantity (rounded to line nearest whole unit)? (c) Using the result from (b), determine the break-even revenue, rounded to the nearest cent. 35