\ Step 1:

Observe the table for number of girls enrolled in different seasons through out the year:

Let the each coloumn represent the number of girls enrolled in different seasons.

Let the row represent the number of girls enrolled in through out the year.

The number of girls enrolled in different seasons through out the year is $\"\"$ .

Observe the table for number of boys enrolled in different seasons through out the year:

The number of girls enrolled in different seasons through out the year is $\"\"$ .

Subtract matrices $\"\"$ and $\"\"$ .

$\"\"$

$\"\"$ .