A towel, when bleached, lost 30% of its length and 15% of its breadth. What is the percentage decrease in area?	Choose the correct answer.
A) 24% B) 40.5 % C) 44% D) 54% E) 64%
percentage change in area   =(−30−15+(30×15)/100)%=−40.5%   i.e., area is decreased by 40.5%   ANSWER:40.5 %
<result>B</result>
A towel, when bleached, lost 30% of its length and 15% of its breadth. What is the percentage decrease in area?