# Question

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.

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