The answer is B. :PPPPPPPPPP
The volume of a cone with a diameter of 30 feet and a height of 60 feet is 14130.
<h3>What is the volume of a cone?</h3>
The volume of the cone is given by;

The volume of a cone with a diameter of 30 feet and a height of 60 feet.
The radius of the cone is;

Substitute all the values in the formula

Hence, the volume of a cone with a diameter of 30 feet and height of 60 feet is 14130.
Learn more about the volume of cone here;
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X^2-11x+28=0
(x-7)(x-4)=0
x-7=0
x=7
x-4=0
x=4
Answer:
379.984 meters per second.