Answer:
Cash basis accounting (record accounting transactions only when the corresponding cash is received or payments are made)
Revenues (cash receipts) $57,000
Expenses ($27,250+$11,750) $39,000
Net income $18,000
Accrual basis accounting (record accounting transactions for revenue when earned and expenses when incurred)
Revenues (earned) $65,000
Expenses (incurred) $35,500
Net Income $29,500