how to solve it

a. On June 1, when we collected $60,000 rent in advance, we debited Cash and credited Unearned Rent Revenue. The tenant was paying one year's rent in advance. At December 31 , we must account for the amount of rent we have earned. b. Interest revenue of $2,400 has been earned but not yet received on a $90,000 note receivable held by the business. c. Salary expense is $8,500 per day-Monday through Friday-and the business pays employees each Friday. This year December 31 falls on a Tuesday. d. Equipment was purchased last year at a cost of $425,000. The equipment's useful life is five years. It will have no value after five years. Record the year's amortization. e. On May 1, when we paid \$6,200 for a one-year insurance policy, we debited Prepaid Insurance and credited Cash. f. The business owes interest expense of $7,400 that it will pay early in the next period. g. The unadjusted balance of the Supplies account is $18,500. The total cost of supplies remaining on hand on December 31 is $5,000