Just passing by. I'm showing my work!

d=4.06, r=2.03,h1=.045,h2=.005
pi*r^2*h1=.582ci=9.54cc
pi*r^2*h2=.065ci=1.07cc

9.54+1.07=10.63cc

@BDC=771+66.5+10.6=848.1
@TDC=66.5+10.6=77.1

848.1/77.1=11 (11:1)