Answer and Explanation:
The computation is shown below:
<u>a. </u>
<u>Particulars Retain Machine Replace Machine Net Income
</u>
Operating costs $35,000 $13,000 $22,000
(7,000 × 5 years) (2,600 × 5)
New machine cost 0 20,000 (20,000)
Salvage value 0 (1,000) 1,000
Totals $35,000 $32,000 $3,000
b.
The current copier should be replaced. As the incremental analysis represent the net income should be more than $3,000 as compared with replacing one