A shopkeeper bought an article for ₹500. At what price (in ₹) should he sell the article to make 28% profit?A628B652C640D360Answer: C. 640 Read Explanation: Cost price (= 500)Profit (= 28%)Selling price:SP=CP×(1+28100)SP = CP \times \left(1+\frac{28}{100}\right)SP=CP×(1+10028)=500×128100= 500 \times \frac{128}{100}=500×100128=5×128= 5 \times 128=5×128= 640So, the article should be sold for:640\boxed{640}640 Read more in App