What is the % change in the area of a rectangle when its length increases by 20% and its width decreases by 20%?  Select
A) 0%  B) 20% increase  C) 20% decrease  D) 4% decrease  E) Insufficient data
(12/10)*(8/10) = 96/100 of original area   96/100 is a 4% decrease from 100/100 -&gt;4% decrease
<result>D</result>
What is the % change in the area of a rectangle when its length increases by 20% and its width decreases by 20%?