Sheffield Company is considering two capital investment proposals. Estimates regarding each project are provided below: Project Sour Project Nuts Initial investment $660000 Annual net income 30000 46000 Net annual cash inflow 110000 146000 Estimated useful life 6 years Salvage value o $450000 The company requires a 10% rate of return on all new investments. Periods 5 6 Present Value of an Annuity of 1 9% 10% 11% 12% 3.89 3.791 3.696 3.605 4.486 4.355 4.231 4.111 The cash payback period for Project Nuts is