Math CentralQuandaries & Queries


Question from dale:

how many gallons in an oval shaped tank, 72in long x46.5in wide x23in deep


If your oval is an ellipsoid then the volume is . Since your dimensions are in inches this expression will give you the volume in cubic inches. There are 231 cubic inches in a US gallon and 277.42 cubic inches in an Imperial gallon so divide the number of cubic inches by either 231 or 277.42 to obtain the number of gallons.


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