The following information pertains to The Koral Corporation: 1. The corporation's store Supplies account showed a beginning balance of $300 and had purchases of $900. The ending balance in the account was $200. 2. Depreciation on buildings is estimated to be $7000 3. A one-year insurance policy was purchased for $2,400. Three months have passed since the purchase. 4. Accrued interest on a note receivable amounted to $75 5. The company received $3,300 advance payment during the year on services