Question

Himanshu purchased $7$ pens for $Rs91$ and Shubham bought $9$ pens of the same quality for $Rs108$. Who bought the pens at a cheaper rate ?

Answer 1

For Himanshu For Shubham

cost For 7 pencs= Rs.91 cost of 9 pencs=Rs108

cost per pen=Rs.$\frac{91}{7}$=13 cost of 1 pen $=RS.\frac{108}{9}=$12

$\Rightarrow$ shubham had a cheaper rate pen.