Question

Ram buy a washing machine of cost 4410 rs. and shopkeeper take loss 10% for sell. Find the cost price.

Answer 1

Let C.P of machine be X

on selling if at 4410 the shopkeeper loss 10%

X-(X×10/100)=4410

9x/10=4410

X = 4410×10÷9

X = 4900

Answer 2

let cp be 100%

now after loss of 10% sp=90%

AtoQ

90%=4410

1%=4410/90

100%=(4410/90)×100

Cp=4900rs

Hope. it may help u...