Question

A dealer earns a profit of 12 percent after selling a book at 10 percent discount on printed price find the ratio of the c.p and the printed price of the book

Answer 1

112℅ Of CP= 90% of printed price

CP/printed = 90/112 = 45/56

Answer 2

Let C.P. of book =100

Profit=12%

S.P. =CP×(100+Gain)÷100

=100