document.write( "Question 284205: I am trying to figure out how many gallons a tank will hold if it measures 27 inches wide by 9 inches deep by 84 inches long.
\n" ); document.write( "So it has 20,412 square inches, I think. Or 756 cubic inches.
\n" ); document.write( "I just can't figure it out.
\n" ); document.write( "How do I know how many gallons to a square inch? or cubic inch?
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Algebra.Com's Answer #206216 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
1 Cubic Inch = 0.00432900433 Gallons
\n" ); document.write( "27*9 would be square inches two dimensions
\n" ); document.write( "27*9*84 = cubic inches three dimensions
\n" ); document.write( "Don't know why you divided by 9
\n" ); document.write( "so multiply 20,412 *.00432900433= abt 88.36 gallons
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