Comparison of approaches to capital budgeting. City Hospital, a nontaxable institution, estimates that it can save $33,600 a year in cash operating costs for the next ten years ifit buys a special-purpose machine at a cost of $132,000. A zero terminal disposal price is expected.

City Hospital’s required rate ofreturn is 12%.

Required 1. Compute the payback period.
2. Compute the net present value.
3. Compute the internal rate ofreturn.
4. Compute the accrual accounting rate of return based on net initial investment. Assume straight-line amortization.