Answer:
(27+6)÷3
Step-by-step explanation:
(33) ÷ 3
11
Brandon is 11 years old.
You need to know:

Be careful though:

Using this principle, we can say:
12 1/3 = 37/3
3 2/3 = 11/3
Quantity of juice left = Initial quantity - Quantity drunk
So:
Quantity of juice left = 37/3 - 11/3 = 26/3
There will be 26/3 ounces of juice remaining after 3 2/3 are drunk from the total of 12 1/3 ounces that Deacon had initially.