Question

If $18$ notebooks cost $Rs.333$, find the cost of $6$ notebooks?

Answer 1

Cost of $18$ notebooks$=$Rs.$333$

Cost of $1$ notebooks$=$Rs.$\frac{333}{18}=$Rs.$\frac{111}{6}$

Cost of $6$ notebooks$=$Rs.$\frac{111}{6}\times 6=$Rs.$111$

$\therefore$ Cost of $6$ notebooks is Rs.$111$