There are 4 gallons, 18 ounces in 530 ounces, since there are 128 fluid ounces in a US gallon.
13.2 gallons is 1,689.6 ounces.
8320 ounces is 65 gallons.
20 gallons = 2,560 ounces.
169 ounces is 1.32 US gallons.
304 ounces is equal to 2.375 gallons.
There are 248 ounces in 1.95 gallons.
That all depends on how deep the 530 sq ft area is
There are 640 ounces in 5 gallons.
There are 0.625 gallons in 80 ounces.
63 US gallons is 8,064 ounces.
15,360 fluid ounces is 120 gallons.
15 US gallons = 1,920 ounces.