How do you solve this?

6. + -/2 points WaneFMAC7 2.1.032. My Notes The Better Baby Buggy Co. has just come out with a new model, the Turbo. The market research department predicts that the demand equation for Turbos is given by q = -3p + 210, where q is the number of buggies the company can sell in a month if the price is $p per buggy. At what price should it sell the buggies to get the largest revenue? p = $ What is the largest monthly revenue? $ Need Help? Read It Watch It Talk to a Tutor