Question

Suppose you own a tour bus and you book groups of 20 to 70 people for a day tour. the cost per person is $30 minus $0.25 for every ticket sold. Gas and other miscellaneous costs are $200.

Part a) Write the revenue and cost functions for this situation

Part b)Write the profit function for this situation

Part c)find the number of tickets needed to maximize profit and give the maximum profit