Answer:
1/2
Step-by-step explanation:
The dog has 12 for 1 meal.
12=1
6 is half of 12.
6=1/2
So,

Multiply both sides by 11.

Divide both sides by 7.
f = 1
Check.


This checks.
S = {1}
Answer:
3hours and 12.5 minutes
Step-by-step explanation:
45/6=7.5x25=187.5/60=3hours and 12.5 minutes