It is possible to solve the question is necessary

Note: Four questions are related to the following same Information Ali Hamed is a dentist and keeps his records on cash basis. During 2020 Dr. Ali collected $100,000 from his patients, and paid in expenses of $40,000. Additional information was as follows: 31/12/2019 $11,000 31/12/2020 $15,000 20,000 12,000 Accounts receivable Prepaid rent Accrued expenses Uneamed service revenue 5,000 13,000 14,000 25.000 Accumulated Dep 15,000 30,000 Instructions Note: Four questions are related to the following same Information Ali Hamed is a dentist and keeps his records on cash basis. During 2020 Dr. Ali collected $100,000 from his patients, and paid in expenses of $40,000. Additional information was as follows: 31/12/2019 $11,000 31/12/2020 $15,000 20,000 12,000 Accounts receivable Prepaid rent Accrued expenses Uneamed service revenue 5,000 13,000 14,000 25.000 Accumulated Dep 15,000 30,000 Instructions