The management of River Corporation is considering the purchase of a new machine costing $380,000. The company's desired rate of return is 6%. The present value factor for an annuity of $1 at interest of 6% for 5 years is 4.212. In addition to the foregoing information, use the following data in determining the acceptability in this situation:In year 1, the income from operations is $20,000 and net cash flow is $95,000. In year 2, the income from operations is $20,000 and the net cash flow is $95,000. In year 3, the income from operations is $20,000 and the net cash flow is $95,000. In year 4, the income from operations is $20,000 and net cash flow is $95,000. In year 5, the income from operations is $20,000 and net cash flow is $95,000. what is the cash payback period for this investment ?