Answer:
Ariana baked 16 oatmeal cookies.
Explanation:
In order to find out how many oatmeal cookies Ariana baked;
we need to calculate.
of the total number of cookies.
Given that
Ariana baked 24 cookies, we can find the number of oatmeal cookies by performing the following calculation:

So, Ariana baked 16 oatmeal cookies.
