A seller uses faulty weight in place of a 2 kg weight and earns a 25% profit. He claims that he is selling on the cost price in front of the customers but uses a faulty weight. How much error is there in the 2 kg weight to gain 25%?
Answer & explanation
Correct answer: option 2
Profit of 25 % = C.P : S.P = 4 : 5
Here,
5 unit = 2000 gm
1 unit = 400 gm