A watch is sold for Rs. 144 at a loss of 10%. What should be the selling price to gain 15% profit?

A watch is sold for Rs. 144 at a loss of 10%. What should be the selling price to gain 15% profit?

Explanation

Cost Price (CP) from 10% loss:

 144 = 90% of CP ⟹ CP = 144 / 0.90 = Rs. 160

For 15% profit:

 Selling Price = 160 × 1.15 = Rs. 184