Respuesta :

anthonyfeliciano2

Answer:

P%=18%

Step-by-step: explana let, actual cp=100

then,marked price =100 +(20% of 100)=120

shopkeeper allows 10% dis on marked price

so s.p.=120-(10%of 120)=120-12=118

now,P%={(118-100)\100}*100=18%