1 US gallon = 0.133680556 feet^3
If you know gallons, multiply gallons by 0.133681 to get cubic feet.If you know cubic feet, multiply cubic feet by 7.48052 to get gallons.
20 US gallons per minute = 2.674 cubic feet per minute.
For US gallons, use this equation: gallons per minute x 8.020833333 = cubic feet per hour750 gallons/minute x 8.020833333 = about 6,015.625 cubic feet per hour
6,000 US gallons per minute = 13.37 cubic feet per second.
One cubic foot per minute = 7.481 US gallons per minute.
Use this formula to convert gallons per minute to cubic feet per second:gallons per minute x 0.002228 = cubic feet per second. So; 500 x 0.002228 = about 1.114 cubic feet per second.
Let's calculate cubic feet first, then convert to gallons. Volume=pir2h=3.14159x0.252x3=0.59 cubic feet 0.59 cubic feetx7.48 gallons/cubic foot=4.4 gallons
1 US gallon = 0.133680556 Cubic Feet (ft3); and 1 day = 24 hours = 1,440 Minutes. Math equation for conversion where "x=number of gallons per day" is: (x / 1440) x 0.133680556 Example: If x=30 (gallons per day), then: 0.208333 x 0.133680556 = 2.785 ft3 per Minute.
Easy. One cubic foot is equal to 7.481 gallons. So, just multiply cubic feet by 7.481 to calculate gallons.
If you remember the following facts, you'll never go wrong: ==> 1 cubic foot = 1,728 cubic inches ==> 231 cubic inches = 1 gallon
First calculate cubic feet: 3.1417 x Radius² x Depth = cubic feetNext calculate gallons: Cubic ft x 7.47 = gallons
1 gallon = 231 cubic inches1 cubic foot = 1,728 cubic inches1 minute = 60 seconds20 gallons per minute = (20 x 231) cubic inches per minute = (20 x 231 / 60) cubic inches per second= (20 x 231 / 60) / 1,728 cubic feet per second= 0.04456 cubic feet per second (rounded)