Answer:
Given that,
Calloway paid for the machine = $240,000
Machine leasing to zone = $39,000 per year
Rate of Return = 9%
Present value of the lease payments = $240,000
Therefore, the interest entry on December 31, 2018 is as follows:
Interest receivable A/c Dr. $18,090
To interest revenue $18,090
(To record interest on December 31, 2018)
Workings:
Interest = [$240,000 - $39,000] × 9%
= $18,090