
Answer and Explanation:
The computation is shown below:
Particulars            Last year       Current year
Sales                $10,250        $10,250
Operating cost        -$3,500        -$3,500
Operating income      $6,750        $6,750
less:
Interest expense
(6.5% of 3,500) Â Â Â Â Â Â Â -$227.50 Â Â Â Â Â -$227.50
depreciation expense  -$1,250        -$1,975  ($1,250 + $725)
Earning before tax      $5,272.50      $4,547.50
Less: Income tax
at 21% Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â -$1,107.23 Â Â Â Â Â -$954.98
Net income            $4,165.27       $3,592.53
Now the net cash flow is
Net income            $4,165.27       $3,592.53
Add:
Depreciation            $1,250         $1,975
Total net cash flows      $5,145.27      $5,567.53
Change is $422.26