Problema Solution

How many gallons of water will a container hold if the diameter of the bottom is 16 inches,that of its top is 24 inches and the depth of the containerbeing 9 inches? the container is in the form of a frustum o a cone. (1 gal=231 cubic inches)

Answer provided by our tutors

Volume=pie*h/3*(R^2+r^2+r*r)

Volume=pie*9/3*(242+162+16*24)

Volume =pie*9/3*(576+256+384)

Volume =pie*3*(1216)

Volume=11454.72 cubic inches

Now It can hold 11454.72/231

49.6 gallon of water....