A company is planning to start an investment, for which there are $6$ alternatives. The company can choose

only one of these, in other words: the projects are mutually exclusive.

Data given:

All projects have the same useful life, of $6$ years.

The $($annual nominal, compounded annually$)$ MARR is $10\%$ if the investment is $$1,250$ or less, $11\%$

if more than $$1,250.$

Table containing the Initial Investment, the Annual net cash flows $($constant$)$ and the IRR:

What is the best project?

a$)$ Apply the incremental investment analysis procedure to the NPV$-$method