Question 866523
{{{V=pi*R^2*H=pi*(2/2)^2*4=4pi=12.57}}}{{{ft^3}}}
Did you mean the radius is 2 feet?
Anyways use the conversion factor.
{{{V=12.57}}}{{{cross(ft^3)}}}*{{{7.5}}}{{{gal/cross(ft^3)=94.2}}}{{{gal}}}