Find the Gain Percentage.

A dishonest dealer defrauds, by false balance , to the extent of 12% in buying as well as in selling his goods. Find his gain percentage.

  1. 12(2/3)%
  2. 12(7/25)%
  3. 25(11/25)%
  4. 12(1/2)%
Monis Rasool Professor Asked on 2nd June 2015 in Maths.
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1 Answer(s)

Answer:(3) 636/25%
Explanation:-
Gain percent = (100 + 12)2/100 – 100
= {(112)2 – 10000}/100
= (12544 – 10000)/100
= 2544/100
= 636/25%

Hence, the gain percent is 636/25%.

Anurag Mishra Professor Answered on 2nd June 2015.
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