a company is considering an iron ore extraction project that requires an initial investment ofβ $1,200,000 and will yield annual cash inflows ofβ $534,283 for three years. theβ company's discount rate isβ 9%. calculate irr. present value of ordinary annuity ofβ $1: β10% β12% β14% β15% β16% β18% β20% 1 0.909 0.893 0.877 0.870 0.862 0.847 0.833 2 1.736 1.690 1.647 1.626 1.605 1.566 1.528 3 2.487 2.402 2.322 2.283 2.246 2.174 2.106 4 3.170 3.037 2.914 2.855 2.798 2.690 2.589 question content area bottom part 1 a. β15% b. β16% c. β14% d. β18%