Question

Cost of a dozen pens is Rs. $180$ and the cost of $8$ pencils is Rs. $56$. Find the ratio of di price of one pen to the price of one pencil.

Answer 1

Cost of a dozen pens $=180Rs.$

Cost of one pen $=\frac{180}{12}=15Rs.$

Cost of 8 pencils $=56Rs.$

Cost of one pencil $=\frac{56}{8}=7Rs.$

$\therefore$ Ratio of price of one pen to the price of one pencil $=\frac{15}{7}$