Answer:
See the explanation for answer
Explanation:
Analysis showing whether the old machine should be retained or replaced is as prepared below:
                           Retain     Replace       Net Income
                       Equipment   Equipment    Increase(Decrease)              Â
Variable manufacturing costs 43,63,100 32,32,600 11,30,500
New machine costs           0   3,59,000 -3,59,000
Sell old machine               0      -33,500      33,500
Total                    43,63,100  35,58,100  8,05,000
The old factory machine should be replaced as there is increase in net income by 805,000 when old machine is replaced.