Net Present Value Method-Annuity Briggs Excavation Company is planning an investment of $183,100 for a bulldozer. The bulldozer is expected to operate for 2,000 hours per year for eight years. Customers will be charged $115 per hour for bulldozer work. The bulldozer operator costs $37 per hour in wages and benefits. The bulldozer is expected to require annual maintenance costing $20,000. The bulldozer uses fuel that is expected to cost $48 per hour of bulldozer operation. Present Value of an Annuity of $1 at Compound Interest Year 6% 10% 12% 15% 20% 1 0.943 0.909 0.893 0.870 0.833 2 1.833 1.736 1.690 1.626 1.528 3 2.673 2.487 2.402 2.283 2.106 4 3.465 3.170 3.037 2.855 2.589 5 4.212 3.791 3.605 3.353 2.991 6 4.917 4.355 4.111 3.785 3.326 7 5.582 4.868 4.564 4.160 3.605 8 6.210 5.335 4.968 4.487 3.837 9 6.802 5.759 5.328 4.772 4.031 10 7.360 6.145 5.650 5.019 4.192 a. Determine the equal annual net cash flows from operating the bulldozer. Use a minus sign to indicate cash outflows. Cash inflows: Hours of operation Revenue per hour Revenue per year Briggs Excavation Company Equal Annual Net Cash Flows 2,000 X $ 115 230,000 Cash outflows: Hours of operation 2,000 Fuel cost per hour 48 Labor cost per hour 37 Total fuel and labor costs per hour X $ 85 Fuel and labor costs per year Maintenance costs per year Annual net cash flows 170,000 X 20,000 X 40,000