Answer:
A is the closest one
Step-by-step explanation:
Remark
The general formula is
V = V_2 cones + V_cylinder.
Formula
That turns out to be
V = 2*(1/3)*pi*r^2*h1 + pi*r^2*h
Givens
r = 7 feet
h = 22 feet
h1 = 12 feet
pi = 3.14
Solution
V = 2*(1/3)*3.14 * 7^2*12 + 3.14* 7^2 * 22
V = 1231.5 ft^3 + 3384.92
V = 4616.42
