What is the % change in the area of a rectangle when its length increases by 60% and its width decreases by 60%?
Pick one
A) 0 %	B) 20 % increase	C) 36 % decrease	D) 1 % decrease	E) insufficient data

Rationale: "( 16 / 10 ) * ( 4 / 10 ) = 64 / 100 of original area 64 / 100 is a 36 % decrease from 100 / 100 - > c"
Answer: C