Question

A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price and the printed price of the book is:

Answer 1

let the selling be x
profit 4 shopkeeper =12/100 if x
= 112x/100
discount =10%
then
money after discount =90%of x
therfore
ratio of cost price : printed price