Answer:
The answer is 54percent
Explanation:
Elasticity is a measure of how sensitive one variable is to any variable. It is expressed as the ratio of percentage changes in variables.
That is; %change in quantity demanded/%change in price.
This calculation shows how sensitive quantity demanded is to a change in price.
In the question, price elasticity of demand is 1.8
30 percent decrease in price
Therefore, the quantity demanded will increase by 30percent x 1.8
=54percent
