A sporting goods store observes that as they reduce the price of squash balls from $5 to $4, their quantity demanded rises from 200 to 220. Rounding to the nearest tenth, they correctly compute the elasticity of demand of squash balls to be

a. 0.1

b. 0.4

c. 2.3

d. 5

Interested in a PLAGIARISM-FREE paper based on these particular instructions?...with 100% confidentiality?