Table $1$ Y early expenditures, $r$ evenues and cash flow for the small solar photovoltaic

power plant. In thousands of $$US$

For the small photovoltaic power plant of Table $1$ determine:

$($a$)$ Complete the cash flow column and use it to answer the rest of the questions.

$($b$)$ Draw the cash flow diagram for the plant.

$($c$)$ The net present value for a discount rate $10\%.$

$($d$)$ The payback period.

$($e$)$ The average return on book if the straight$-$line depreciation is taken.

$($f$)$ The internal rate of return.

$($g$)$ The profitability index.