A Stock Person at the Local Grocery Store Has a Job

question 15

Multiple Choice

A stock person at the local grocery store has a job consisting of the following five segments:
(1) picking up boxes of tomatoes from the stockroom floor
(2) accelerating to a comfortable speed
(3) carrying the boxes to the tomato display at constant speed
(4) decelerating to a stop
(5) lowering the boxes slowly to the floor.
During which of the five segments of the job does the stock person do positive work on the boxes?

• A) (1) and (5)
• B) (1) only
• C) (1), (2), (4), and (5)
• D) (1) and (2)
• E) (2) and (3)

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Definitions:

Law of Diminishing Marginal Utility

The economic principle that states as a person increases consumption of a product, there is a decline in the marginal utility that person derives from consuming each additional unit of that product.

Total Utility

The total satisfaction or benefit derived from consuming a particular quantity of goods or services.

Law of Diminishing Marginal Utility

An economic principle that states the additional satisfaction a consumer gets from purchasing one more unit of a product will lessen with each additional unit purchased.

Marginal Utility

The additional satisfaction or utility that a consumer derives from consuming one more unit of a good or service.