Question

Person sell his goods at a loss of 10% but weighs 750 gm in palace of a kg.Find his real loss or gain %

Answer 1

Let CP = 1000Rs / kg

He gives 750 gm in place of 1kg

He sells 750gm at (1000- 100) =900r

He sells 1kg at .......900/750 ×1000= 1200 rupees

He gains 200/1000 ×100 =20%