A man sold an article for Rs. 360 by first giving a d% discount on its marked price, and then another discount having the same nominal value (in Rs.). If the marked price of the article is Rs. 2250, then what is the value of d?

A shopkeeper offers a 50% discount on the marked price of a certain item and then announces an additional 32% discount for cash payment. A customer paid ₹629 in cash. Find the marked price of the item.

On a marked price of ₹10,000, what is the difference in the selling price between a single discount of 40% and two successive discounts of 30% and 10%?