Question

If the price of textbooks increases by one percent and the quantity demanded falls by one-half percent, then the price elasticity of demand is equal to:

Answer 1

Hello Sir!! 
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It is equal to the price of textbooks depending on the price. Multiply and divide the one-half percent and don't forget to add pi. I could help you with anything if you want. Just feel free to ask more questions on brain.ly or direct message me here. My username is Mcsugarface if you did not know. :) Sending love from Chihuahua, Mexico!! <333333