Answer: See explanation
Explanation:
a. 1 jan 2020
Debit Cash $10,900
Credit Unearned revenue $10,900
31st dec 2020
Debit Unearned revenue $10,900
Credit Service revenue $10,900
1 jan 2020
Debit Cash $10,900
Credit Unearned revenue $10,900
31st dec 2020
Debit Unearned revenue $10,900
Credit Service revenue $10,900
b. 1 Jan 2021
Debit Cash $30500
Credit Unearned revenue $30500
31st dec 2020
Debit Unearned revenue $7,625
Credit Service revenue $7,625 ($30500/4)
c. 1 Jan 2020
Debit Cash $30500
Credit Unearned revenue $30500
31st Dec 2020
Debit Unearned revenue $8,700
Credit Service revenue $8,700