The current price of an amateur theater tickets is $20, and the venue typically sells 500 tickets. A survey found that for each $1 increase in ticket price, 10 fewer tickets are sold. (a) What is the...

Extracted text: The current price of an amateur theater tickets is $20, and the venue typically sells 500 tickets. A survey found that for each $1 increase in ticket price, 10 fewer tickets are sold. (a) What is the number of $1 increases in price that will maximize the revenue? Note: Revenue (number of items sold) x (price of per item) %3D b) What price per ticket will maximize the revenue? c) What is the maximum revenue?