BMC is considering upgrading the sound systems in their theaters so that their patrons can get the full experience from surround sound movies. They discovered that upgrade costs at locations with 12 screens were $170,000 but were $110,000 at locations with six screens. What are the fixed costs of upgrading at a location? What are the marginal costs of upgrading another screen at a location?

A35-year-old woman arrives on the floor after an uneventful hysteroscopy to evaluate her long history of uterine fibroids. about 30 minutes after her arrival, she begins to complain of nausea and has two episodes of vomiting. the physical administers 0.625 mg of droperidol and 400 mg of acetaminophen by mouth. on follow-up evaluation, the patient's neck is involuntarily flexed to one side. she is alert, oriented, and conversation and has an otherwise normal neurological examination. which of the following is the most likely diagnosis? - cerebral vascular accident- conversion disorder- dystonic reaction to droperidol- munchausen syndrome- seizure