Question 21 16 points Save Answer The management at Purple Corporation is considering the following three investment projects (Ignore income taxes) Description Investment required Present value of cash inflows Project $54,500 $59,700 Project Y $67,200 $75,700 578,050 $89,600 Rank the projects according to the profitability indrex, from most profitable to least profitable. Project X Project Y, Project Z OA Project Y, Project Z, Project X c Project Z, Project Y, Project X D. Project X Project Z, Project Y Question 12 16 poi A company should stop making a part internally and buy externally when: the unavoidable costs are less than the avoidable costs to make the part externally the offer to buy the part is greater than the cost to internally make the part the relevant costs to make the part is less than the cost to buy the part externally the relevant costs to make the part is greater than the cost to buy the part externally A sunk cost is: is always relevant in decision making the potential benefit given up when one alternative is selected over another a cost that has already been incurred and that cannot be changed by any decision made now or in the C. future . a cost that does not differ among alternatives