The data in the table above give two points on the demand curve for pizza. Using the midpoint method when the price of a pizza falls from $10 to $9, what is the price elasticity of demand? 0.5, 0.6, 0.9. 2.1. 8.6 The values on the table: Price for pizza 10 quantity demand per day 120 Price for pizza 9 quantity demand per day 125