Do It Review 26-1 Wayne Company is considering a long-term investment project called ZIP. ZIP will require an investment of $138,000. It will have a useful life of 4 years and no salvage value. Annual cash inflows would increase by $79,900, and annual cash outflows would increase by $42,000. Compute the cash payback period. (Round answer to 2 decimal places, e.g. 10.50.) Cash payback period years