Calculate the price elasticity of demand for the following products and state whether demand is price elastic, inelastic, orunit elastic,
a. Raw sugar prices rose by 3% and raw sugar consumption declinedby 2%.
b. A 10% increase in the price of cigarettes reduce smoking among8th to 10th graders by 10%.
c. The price of luxury cars increases by 4% while the quantitydemanded decreases by 8%.