Answer:

Explanation:
1 pitcher and 8 no pitcher, so we can say:
8 out of 9 have no pitchers in them
There are 360 in total and 8/9th of them won't have pitchers on them. So that is:

So, 320 out of total 360 do not have pitchers on them. In fractional amount, that is:
320/360 = 8/9
So,
are not pitchers