Question

By selling 33 metres of cloth, a person gains the cost of 11 metres. Find his gain%

Answer 1

let sp of 1 m cloth = rs 1 therefore sp of 33 m cloth =rs 33 gain =cost of 11 m = rs 11 cp=sp_gain =33_11=22 gain% = gain×100/cp= 11×100/ 22 =50%