Question

Raju sold a mobile phone for Rs 8520 and gain 13/2 on it. Find the CP of the mobile phone.

Answer 1

Cp = x

Gain = x * 13/2 = 13x/2

SP = x + 13x/2 = 8520

15x = 8520*2

x = 8520*2/15

x = 1136

CP of phone = Rs.8520

Answer 2

answer is Rs.8520......