Pasty's Specialty Bakery projects the following demand for Patsy's pies:Price Quantity
9 .......130
10 ........110
11 ........95
We use midpoint formula
a. Calculate the price elasticity of demand between $9 and $10. Is demand in this range elastic or inelastic?
b. Calculate the price elasticity of demand between $10 and $11. Is demand in this range elastic or inelastic? Show your work in details.