Here's the question you clicked on:
shortiesport23
suppose the demand for widgets is given by the equation Q=160-2P. A) calculate the elasticity of demand at the price $30 B) is the demand curve elastic or inelastic at that price? C) will an increase in widget production increase total revenue, decrease total revenue, or not change total revenue?
A)plug in P=30 into your equation, see what you get for Q