Question 1028345

*[illustration cone]
We have to calculate volume of hemisphere and volume of cone

Volume of hemisphere = {{{(2/3) *pi*(1.4^3)}}}


=5.479 cu.in

Volume of cone = {{{ (1/3) *pi*(1.4)^2 * 7.431}}}

=15.252 cu.in

5.479+15.252 = 20.731cu in


One gallon = 231 cu in

231/20.73

11 cones