Travis's demand for ice cream is QT = 12 - 3P and Maya's is QM = 6 - P.
1) Find the market demand for ice cream if Travis and Maya are the only two consumers in the market.
2) What is the price elasticity of demand when P = 2?
3) At this price, is demand elastic, unit elastic, or inelastic?
4) If this price were to increase by a little bit, what would happen to the total revenues from ice cream sales?