1. an average of 50,000 people visit riverside park each day in the
summer. the park charges $21.00 for admission. consultants predict
that for each $1.00 increase in the entrance price, the park would lose
an average of 3,500 customers per day.
(a) express the daily revenue from ticket sales, r as a function of
the number of $1.00 price increases, x.
(b) what ticket price(rounded to nearest cent) maximizes the revenue
from ticket sales?
(c) what ticket price will lead to no revenue?