A - juice is not sugar free
B - juice is not grape juice

So, it's D, assuming "3 13" meant 
8 feedings because she recorded it two times and giant humming Bird fed it 4x so 4×2=8
% Decrease = Decrease ÷ Original Number × 100
Divde 11,625 by 12,500 and multiply the answer by 100.
11,625 ÷ 12,500 × 100 = 93
The percentage reduction is 93%.
X^3+2x^2-2x-4 remainder -32/X-2