Answer:
The Journal entries are as follows:
(i) On August 31, 2017
Interest Expenses A/c Dr. $250
To Interest payable $250
(To record Adjustment of Interest on Notes Payable)
Calculation of Interest on Notes Payable:-
Interest on Notes Payable = [($30,000 × (10/100) × (1/12)]
= $250
(ii) On August 31, 2017
Accounts Receivable A/c Dr. $1,100
To Service revenue $1,100
(To record Service Revenue unrecorded)