Subject: General Aptitude · Chapter: Profit and Loss · Exam: 2006 · Marks: · Difficulty:
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
(a)45 : 56
(b)50 : 61
(c)$99: 125$
(d)None of these
Answer
Answer (as printed): A
Explanation
Let the printed price be ₹ 100. S.P. $=90 \%$ of $₹ 100=₹ 90$. C.P. $=₹\left(\frac{100}{112} \times 90\right)=₹ \frac{4500}{56}$. ∴ C.P. $:$ Printed price $=\frac{4500}{56}: 100=45: 56$.
Explanation as extracted from the printed page; notation may be imperfect.