Question

if a man were to sell his T.V. set for Rs 7200, he would have lost 25%. For what price must he sell it to gain 25%.

Answer 1

We have,

S.P of the cart =Rs.720

Loss =25%

∴C.P=(

100−Loss percent

100

×S.P)

⇒C.P=Rs.(

100−25

100

×720)=

75

100

×720

=Rs.(

3

4

×720)=Rs.960

Desired gain =25%

∴S.P=

100

100+Gain percent

×C.P

⇒S.P=Rs.(

100

100+25

×960)=Rs.(

100

125

×960)

=Rs.(

4

5

×960)=Rs.1200