### Question Description

## Explanation & Answer

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There are two objects here, a pyramidand a cuboid

The volume of a cuboid is given by Length x Width x Height

The Volume of a Prism is given by

The volume of the cuboid is

15 x 15 x 15 or 15^3

= 3375

The volume of the pyramid is given by (Length x width x height)/3

It is therefore (15 x 15 x 9)/3

=675

Adding the two therefore give 3375 + 675

= 4050 Cubic Feet