Question

a shopkeeper gives 15% discount on all the particles .find the marked price of the chair if it is sold for RS 20​

Answer 1

Let the M.P be Rs.100

Then the S.P at 20% discount.=Rs.(100−20)=Rs.80

By selling in this price he makes a profit of 20%.

∴C.P.=

100+profit%

100×S.P.

=Rs.

100+20

100×80

=Rs.

120

100×80

=Rs.

3

200

.

In the second case, the discount =10%.

Then, the S.P.=Rs.(100−10)=Rs.90.

∴ Profit =S.P.−C.P.=Rs.(90−

3

200

)

=Rs.

3

70

∴ Profit% =

C.P.

Profit

×100p.c

=

3

200

3

70

×100p.c

=

200

70×100

=35%