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 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:

If a person purchases a shirt, he gets 6 % discount. However, if he purchases two shirts, he gets 5 % on the first and 8 % on the second. If the price paid by the person for two shirts is ₹ 925, then what will be the marked price of each shirt? 

A sofa-set listed at ₹ 800 is sold to a retailer at successive discounts of 25% and 15% by the wholesaler. Then the cost price of the sofa-set for retailer 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 

The printed price of a book is 320. A retailer pays 244.80 for it. He gets successive discounts of 10% and an another rate. His second rate 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?