A discount of   $$ 2{1\over 2}\% $$ is given to the customer on the marked price of an article. A man bought the article for Rs.39. The marked price of the article is:

A shopkeeper gives two successive discounts on an article marked ₹ 450. The first discount given is 10 percent. If the customer pays 344.25 for the article, the second discount given is 

A watch is sold on 20% discount and there is 15% extra discount on cash payment. If Selena purchased it in Rs. 2380 cash payment, then what was the marked price of the watch?

With a 5 % discount on the cost of sugar, a buyer could purchase 2 kg. more sugar for ₹ 608. Original selling price of sugar is. 

What is the effective discount for every 4 consecutive discounts of 20%?

The price of JK magazine is ₹ 90. There is a 30 % discount on becoming a customer of 45 magazines. While another discount of 25 % is also given to the customer of 26 magazines. Find the difference of the price of a magazine for a customer of 45 magazines and a customer of 26 magazines. 

A bike is sold for ₹87,500 by allowing a discount of 44% on its marked price. The marked price (in ₹) of the bike is: