A shop keeper earns a profit of 12 on selling a book at 10 discount on the printed price The ratio o...........

Quantitative Aptitude (CGL) Profit and loss

A shop-keeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of cost price to the printed price of the book is

45:56

50: 61

99: 125

None of these

छोटे Courses बड़े Results

Master Profit and loss

Prepare through Micro-courses

Try Now

Explanation:

suppose, the printed price of the book= Rs. x;
Selling price of book = 0.90x;
Hence, the cost price of book = 0.90x/(1+ 0.12);
= 0.9x/1.12 = 0.8035x;
Required Ratio= 0.8035x / x =0.8035 = 45: 56.