A retailer buys a radio for Rs. 225. His overhead expenses are Rs. 15. He sells the radio for Rs. 300. The profit percent of the retailer is

A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:

A shopkeeper buys an item for ₹100 and sells it for ₹120. What is his profit percentage?

A dealer purchases a radio set for ₹350 and spends ₹100 on repair. He makes a profit of 40% by selling it. Selling price?

Neelu buys lemons at the rate of 2 lemons in one rupee and sells them at the rate of 5 lemons in three rupees. Her profit is

A person sells a car for ₹20,000, making a profit of 25% on the cost price. What is the cost price of the car?