Net Present Value Method-Annuity costs $28 per hour in wages and benefits. The bulldozer is expected to require annual maintenance costing $8,000. The bulldozer uses fuel that is expected to cost $46 per hour of bulldozer operation. a. Determine the equal annual net cash flows from operating the bulldozer. Briggs Excavation Company Equal Annual Net Cash Flow a. Determine the equal annual net cash flows from operating the bulldozer. c. Should Briggs Excavation invest in the bulldozer, based on this analysis? , because the bulldozer cost is the present value of the cash flows at the minimum desired rate of return of 10%. hours