If the quantity demanded of a commodity increases from 20 to 30 when there is an increase in price from N4 to N5; the elasticity of demand is? by Sunday | Mar 31 | Economics JAMB | 0 comments A. Zero B. 10 C. 2 D. 1 Correct Answer: Option C = 2 Users Also Read These:If the quantity supplied of a commodity increases…When a change in price does not affect the quantity…If an increase in the price of a commodity leads to…When the quantity of a commodity supplied increases…If the quantity demanded of a commodity increases…