Question 15 (1 point) A university is planning to hold an event at a local venue, which will charge a fixed rental fee of $585 for the event plus $15.40 per guest for food. The university has budgeted $830 for administrative and marketing expenses. It plans to hire a band, which will cost another $420. Tickets are expected to sell for $38.80 per guest. Ignore taxes. How many tickets must be sold if the university plans to raise $4,670 in net cash flow from this event? 264 271 278 285 292