Question

Mohan bought a second hand generator for 2500rupees.he spent 500rupees on its repair and sold it for 3300rupees find his gain or loss per cent

Answer 1

Cp of generator =2500
Money for repairing =500
Total money spend=2500+500=3000

Gain=3000-3300=300
Gain%=profit x 100
C. P
300 x 100=12% by crosemultiplication
2500