Question 380236
For s sphere, the surface area is 
{{{A=4*pi*r^2=300}}}
{{{r^2=75/pi}}}
{{{r=sqrt(75/pi)}}}{{{ft}}}
The volume of the sphere is,
{{{V=(4/3)pi*r^3}}}
{{{V=(4/3)pi*(75/pi)sqrt(75/pi)}}}
{{{highlight(V=100*sqrt(75/pi))}}}{{{ft^3}}}