Answer:
Xinhong should replace its manufacturing machine
Step-by-step explanation:
Xinhong Company Alternative A
Increase or decrease in net income
Particulars Amount
Cost to buy new machine -$124,000.00
Cash received to trade in old machine $45,000.00
Reduction in variable manufacturing cost $46,800.00
($33,800 - $22,100)*4
Total change in net income -$32,200.00
Xinhong Company Alternative B
Increase or decrease in net income
Particulars Amount
Cost to buy new machine -$115,000.00
Cash received to trade in old machine $45,000.00
Reduction in variable manufacturing cost $92,400.00
($33,800 - $10,700)*4
Total change in net income $22,400.00
Conclusion: Xinhong should replace the existing machine as incremental net income is high for the alternative.