A shopkeeper sells a book for Rs. 440, gaining 10%. Find the cost price. MCQ with Answer and Explanation

A dealer allows a discount of 10% on the marked price and still gains 15%. If the cost price is Rs. 500, find the marked price.

A dealer marks his goods 40% above cost and gives a discount of 25%. What is his profit percent?

A manufacturer sells to a wholesaler at a profit of 10%. The wholesaler sells to a dealer at a profit of 20%. The dealer sells to a retailer at a profit of 15%. If the retailer paid Rs. 30360, what was the manufacturer's cost?