A project requires an initial investment (today) of $30,000 and would give returns of $14,000, $12,000, $6,000, $4,000 and $2,000 at the end of each year for 5 years. Find
(a) Internal rates of return.
(b) The net present value with a rate of 10%.
(c) The payback period.
(d) The modified payback period with a rate of 10%.