Answer and Explanation:
The journal entries are shown below;
a. cash Dr $7,500
To Service revenue $7,500
(To record the cash receipts )
Prepaid insurance $3,060
To cash $3,060
(To record the cash paid )
b. Musical equipment Dr $10,500
To cash $10,500
(To record the cash paid )
Cash Dr $11,000
To note payable $11,000
(To record the receipt of the loan )
d. Cash Dr $20,000
To note payable $20,000
(To record the receipt of the loan )