Plug in each of the answer choices into the 'y=' button and check each table. If all of the ordered pairs are shown in one equation table, then that is your representing function.
Assuming you can’t use the same topping twice,
10 x 9 x 8 = 720
Answer:
Divide 5 by 16 and that’s 0.3125 round to 0.31
K-2 I think I'm not sure though