PPSC Past Paper Field Assistant in the Agriculture Department 2018 Solved MCQs, Maths MCQs, PPSC Solved Past Papers MCQsAn error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is?A. 4.04% B. 4% C. 2% D. 2.02% Select the odd one out from the following options?If 2a-20=20, then find the value of a?