Question

Laptop buy at the discount of 20% and later sell at 40% profit what is profit earn by trade?​

Answer 1

let cp be 100 rs

sp 1 = 8/10*100 = 80 rs profit on discount =20

sp 2 = 14/10 *100 = 140rs profit = 40 net profit =60

profit percent = 60/100 *100 = 60 percent