Answer:
Gilroy should buy
Step-by-step explanation:
Differential analysis is a decision making method of comparing two or more options to each other in order arrive at the best decision.
Workings
Lease Buying Differential effect
Income 0 0 0
Cost of purchase 3,240 (3240)
Cost of freight 620 (620)
Maintenance 1,520 (1,520)
(380*4)
Lease 5,840 5,840
1460 * 4
Income 5,840 (5380) 460
Gilroy should buy the machine rather than lease as he saves $460 with the buying option