please include tables or anything that can help you answer this question

1. Dr. Gulakowicz is an orthodontist. She estimates that adding two new chairs will increase fixed costs by $150,000, including the equivalent annual cost of the capital investment and the salary of one more technician. Each new patient is expected to generate $3,000 per year in additional revenue, with variable costs estimated at $1,000 per patient. The two new chairs will allow Dr. Gulakowicz to expand her practice by up to 200 patients a year. How many patients would have to be added for the new process to brak even