Joe and Janice run an accounting firm. The firm receives $5,000,000 as income from its services. It pays an annual rent for office premises amounting to $240,000. The salary paid to staff amounted to $100,000. Other operating expenses added up to $24,000. What is the net income earned by their business? The total expenses of the accounting firm amounted to $ . Thus, the net income earned by the business is $ .