All Edges of a Cube Are Expanding at a Rate $486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$

question 109

Multiple Choice

All edges of a cube are expanding at a rate of centimeters per second. How fast is the volume changing when each edge is centimeters?

• A) \(486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }\)
• B) \(72 \mathrm {~cm} ^ { 3 } / \mathrm { sec }\)
• C) \(36 \mathrm {~cm} ^ { 3 } / \mathrm { sec }\)
• D) \(108 \mathrm {~cm} ^ { 3 } / \mathrm { sec }\)
• E) \(162 \mathrm {~cm} ^ { 3 } / \mathrm { sec }\)

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Definitions:

Direct Method

An accounting approach used to allocate service department costs directly to producing departments without considering other service departments.

Janitorial Department

A division within an organization responsible for maintaining cleanliness, hygiene, and sanitation within the premises.

Cost Allocated

The amount of indirect costs assigned to cost objects based on certain criteria or cost drivers.

Assembly Department

A section within a manufacturing process where pieces are put together to form a component or a finished product.