To sell an article at 10% discount and 8% profit, how many percent should be added to the cost price for the marked price?

A dealer sells an article by allowing a 15% discount on its marked price and gains 12% If the cost price of the article is increased by 10%.. how much discount percentage should be allow now on the same marked price so as to earn the same percentage of profit as before?

The marked price of a article is Rs. 4000. If the shopkeeper sold the article at 10% discount but still got a profit of 20%, find the cost price of the article.

If the selling price of an article is 8% more than the cost price and the discount offered is 10% on the marked price of the article, then what is the ratio of cost price to the marked price? यदि एक वस्तु का विक्रय मूल्य क्रय मूल्य से 8% अधिक है तथा वस्तु के अंकित मूल्य पर 10% की छूट दी जाती है, तो क्रय मूल्य तथा अंकित मूल्य के बीच क्या अनुपात है ?

A dealer offers a discount of 10% on the marked price of an article and still makes a profit of 20%. If its marked price is Rs. 800, then the cost price of the article is: