IF I HAVE A 12" DIA TUBE WITH 1/4" WALL AND 72" IN LENGTH HOW MANY GALLONS OF WATER WILL THIS HOLD
HEIDI THANK YOU Hi Heidi, The volume of a cylinder is First I assume by the way you worded the question that the tube has an outside diameter of 12". Thus the inside diameter is 11.5" and thus the inside radius of Now you need to decide what kind of gallons you want. One British imperial gallon is 277.42 cubic inches and one U.S. gallon is 231 cubic inches. Thus your tube holds
