The capacity of the container is (26 x 8 x 1.5) = 312 cubic feet.
We have no way of knowing how much water is in it.
For all we know, it may be completely empty.
Assuming the container is full at 1500 liters, the container's volume in cubic feet will be about 53 cubic feet (52.9720005, more precisely).
75 US gallons of water equates to 10.03 cubic feet.
If the container is 3ft x 3ft x 9ft, the answer is 81 cubic ft. There are approximately 607.5 gallons of water.
566.337 liters.
500 gallons is 66.84 cubic feet.
There need not be any water in it. The capacity is approx 283 litres.
3,162
There are 14.93 cubic feet in a 96-dry gallon container.
There are: 4*4*6 = 96 cubic feet
55 gallons = 7.3524 cubic feet (rounded), anywhere.
The volume is 5 feet times 5 feet times 38 feet = 950 cubic feet.
Volume = 40*8*8.5 cubic feet = 2720 cubic feet