A cylindrical bucket has a radius of 6 inches and a height of 18 inches. What is the minimum number of buckets of water needed to completely fill a spherical storage tank that has a radius of 15 inches?

Minimum 7 buckets of water is needed to completely fill spherical storage tank.

Step-by-step explanation:

We are given the following in the question:

Cylindrical bucket:

Radius, r = 6 inches

Height = 18 inches

Volume of bucket = Volume of cylinder

Spherical storage tank:

Radius, r = 15 inches

Volume of tank = Volume of sphere =

Number of baskets required =

Thus, minimum 7 buckets of water is needed to completely fill spherical storage tank.

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step-by-step explanation:

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~courtney