Answer:
c. 5%
Step-by-step explanation:
The computation of machine's internal rate of return is shown below:-
Year Cash flow
0 -$126,900
1 $25,000
2 $25,000
3 $25,000
4 $25,000
5 $25,000
6 $25,000
Rate of
return 5%
For more clarification please look into spreadsheet which is attached.