Answer:
Denver: 37%
Engle: 47%
Fido: 16%
Explanation:
Denver eats 7/19 of the dog food.
There is 12/19 left for Engle and Fido.
The ratio of Engle to Fido is 6:2.
6x + 2x = 12/19
8x = 12/19
x = (12/19)/8
x = 0.0789
2x = 0.158
6x = 0.474
7/19 = 0.368
Denver: 37%
Engle: 47%
Fido: 16%