pls help out.

Question 17 12 pts Visby Rides, a livery car company, is considering buying some new luxury cars. After extensive research, they come up with the following estimates for this project. Visby learns that a competitor is thinking of offering similar services, thus reducing Visby's sales. By how much could sales fall before the net present value (NPV) was zero, given that the cost of capital is 12%? Revenue before competition $ 450.000 COGS as % of Revenue 45% Incremental Fixed Expenses 0 Cost of Luxury Cars $ 300,000 Vehicle Life 3 years Tax Rate 25% NWC needs 0