A dishonest dealer claims to sell his goods at the cost price but uses a false weight of 900 gm for 1 kg what is his gain percent ? February 10, 2024 – by admin 0A. 11 1/9 %B. 12 1/9 %C. 13 %D. 11.25 %C.P of 900gm = Rs 900,S.P of 1000gm = Rs 1000Gain % = (100/900 × 100)% = 100/9 % = 11 1/9 %