A sporting goods store observes that as they reduce the price ofsquash balls fro

A sporting goods store observes that as they reduce the price ofsquash balls from $5 to $4 their quantity demanded rises from 200to 220. Rounding to the nearest tenth they correctly compute theelasticity of demand of squash balls to bea. 0.1b. 0.4c. 2.3d. 5