we are evaluating a project that costs $660,000, has a five-year life, and has no salvage value. assume that depreciation is straight line to zero over the life of the project. sales are projected at $69,000 units per year. price per unit is $58, variation and fixed costs are $660,000 per year. The tax rate is 35%, and we require a 12% on this project. break even point base-case flow and npv what is the sensitivity of NPV to changes in the sales figures.