Question

Sumita bought 12 notebooks for 168 rupees find the cost of 9 notebooks

Answer 1

Given: The cost of the $12$notebooks is $168$Rs.

We have to find the cost of$9$ notebooks.

We are solving in the following way:

We have,

The cost of the $12$notebooks is $168$Rs.

So, the cost of one notebook will be:

$=>\frac{168}{12} \\\\=>14$

Hence, the cost of one notebook is$14Rs.$

So, the cost of$9$ notebooks will be:

$=>14\times9\\=>126$

Hence, the cost of$9$ notebooks will be$126Rs$.