Successive discount on any article

A shopkeeper allows two successive discounts on an article whose marked price is Rs. 150 and selling price is 105. What is first discount if second discount is 12.5% ?

A shopkeeper allows two successive discounts on an article whose marked price is Rs 150 and selling price is Rs 105. Wlial is first discount if second discount is 12.5 % ?

A shopkeeper gives two successive discounts on an article marked Rs.450. The first discount given is 10% .If the customer pays Rs.344.25for the article the second discount given is a.10% b.12% c.14% d.15%

If the difference between discount of 40% and two successive discounts of 20% on a certain article is Rs. 64, then what is the price (in Rs) of the article?