Net Present Value Method-Annuity E &T Excavation Company is planning an investment of $332,000 for a bulldozer. The bulldozer is expected to operate for 2,000 hours per year for seven years. Customers will be charged $115 per hour for bulldozer work. The bulldozer operator costs $29 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 $38 per hour of bulldozer operation Present Value of an Annuity of $1 at Compound Interest 12% 0.943 0.909 0.893 1.690 2.673 2.487 2.402 15% 0.870 1.626 2.283 3.4653.170 3.037 2.855 3.352 3.784 4.160 4.487 4.772 5.019 20% 0.833 1.528 2.106 2.589 2.991 3.326 3.605 3.837 4.031 4.192 Year 696 10% 1.833 1.736 4 4.212 3.791 3.605 4.917 4.355 4.111 5.582 4.8684.564 6.210 5.335 4.968 6.802 5.7595.328 7.360 6.145 5.650 8 10