An error 12% in excess is made while measuring the side of a square. Now What is the percentage of error in the calculated area of the square?  Answers.
A) 6.64 % B) 16.64 % C) 15.64 % D) 25.44 % E) 10.64 %

Rationale: "percentage error in calculated area = ( 12 + 12 + ( 12 ã — 12 ) / 100 ) % = 25.44 % answer : d"
Answer: D