Chapter 12, Problem 12.1E

(a)

To determine

Cash payback method:

Cash payback period is the expected time period which is required to recover the cost of investment. It is one of the capital investment method used by the management to evaluate the long-term investment (fixed assets) of the business.

In simple, the cash payback period is computed as follows:

$\text{Cash payback period =}\frac{\text{Cost of capital investment}}{\text{Net annual cash inflow}}$

Net present value method:

Net present value method is the method which is used to compare the initial cash outflow of investment with the present value of its cash inflows. In the net present value, the interest rate is desired by the business based on the net income from the investment, and it is also called as the discounted cash flow method.

To compute: The cash payback period and net present value for given proposals.

(b)

To determine

To discuss: Whether the proposal is acceptable or not.