8 Per capita income in the county was $45,000, and physician vi averaged 5.0 per person per year. Per capita income has risen t $49,500. The income elasticity of demand for visits is 0.4. By percent will visits rise? What will the average number of visits .9 The price elasticity of demand is -1.2. Is demand elastic or inelastic? 10 The price elasticity of demand is -0.12. Is demand elastic or inelastic? 11 If the income elasticity of demand is 0.2, how would the vol services change if income rose by 10 percent