A furniture store owner decided to drop the price of her recliners by 20% to spur business. By the end of the week she had sold 80% more recliners. What is the percentage increase of the gross?  Choose the correct answer:
A) 10%
B) 15%
C) 20%
D) 25%
E) 44%
Say a recliner is actually worth $100   If she sells 100 recliners then she earns $10000   After the discount of 20%, she will earn $80 per recliner and she sells 80% more ie.,180 recliners   Hence her sales tields 180*80= 
<gadget id="calculator">180*80</gadget>
<output>14_400</output>
$14400   Increase in sales=14400-10000= 
<gadget id="calculator">14400-10000</gadget>
<output>4_400</output>
$4400   So% increase= 4400*100/10000= 
<gadget id="calculator">4400*100/10000</gadget>
<output>44</output>
44%   44% is the answer
<result>E</result>
A furniture store owner decided to drop the price of her recliners by 20% to spur business. By the end of the week she had sold 80% more recliners. What is the percentage increase of the gross?