The length of a rectangle is reduced by 22%. By what % would the width have to be increased to maintain the original area?
Pick one:
A) 14%	B) 15%	C) 28%	D) 30%	E) 35%
Sol. Required change = (22*100)/(100-22)=28.2%   28%
<result>C</result>
The length of a rectangle is reduced by 22%. By what % would the width have to be increased to maintain the original area?