At a price of Rs11.00, quantity demanded is 90; and at a price of Rs.9.00, quantity demandedis 110. The price elasticity of demand is: April 28, 2021 by admin Question: At a price of Rs11.00, quantity demanded is 90; and at a price of Rs.9.00, quantity demandedis 110. The price elasticity of demand is: A. 0.8 B. 1 C. 1.5 D. -1.22 Answer» d. -1.22 Note: The above multiple-choice question is for all general and Competitive Exams in India.