Question

Ravi sell a watch at a loss of 10% if he had sold it at 18% profit he would have got rupees 60 find the cost price of the watch​

Answer 1

Answer:

is given that,

S.P of watch = 720 Rs

Loss = 10%

Therefore,

C.P =

100−losspercentage

100

×S.P.

=

(100−10)

100

×720

=

90

100

×720

=800

C.P of watch is Rs. 800.

It is given in the problem that, Profit expected = 15%

C.P =

100+profit percentage

100

×S.P.

=

100+15

100

×S.P.

⟹800=

115

100

×S.P.

⟹S.P.=

100

800×115

=

100

92000

=920

Thus, the selling price will be 920 to get a profit of 15%