Find the cost price of a book which is sold for Rs. 220 at a loss of 12%.
250 rupees
Given Selling price = Rs. 220 and loss % = 12
If the cost price is 100 , then the selling price = 88
If the selling price is Rs. 220 then cost price is
Cost Price Selling price
100 88
? 220
Cost Price = 220×10088
= Rs.250