Question

Question deleted.

Answer 1

hi ill help

Answer 2

What does a drum look like

Answer 3

And volume = pi*r^2 *h = pi*(d/2)^2*h

Answer 4

60=pi*(d/2)^2*h, d=1/7 h
Therefore
60=pi*(d/2)^2*7d
We must minimize this function, as we want to use the least amount of material possible