If the manufacturer gains 10 %, the wholesale dealer 15 % and the retailer 25 %, then find the cost of production of a table if the retail price was Rs 1265

⇒ $$\frac{125}{100} \times \frac{115}{100} \times \frac{110}{100} \times p = 1265$$
⇒ $$\frac{253}{160} \times p = 1265$$