Customers Arrive at the Local Grocery Store at a Steady

question 41

Multiple Choice

Customers arrive at the local grocery store at a steady rate of 40 an hour. Thirty percent of these customers purchase 10 items or less and go to the express line where they enjoy an average checkout time of 5 minutes. Customers that don't meet the express line criterion go to the other checkout line where they spend an average of 10 minutes checking out. How many people are checking out in the express line on average?

• A) 1.0
• B) 3.0
• C) 12
• D) 144

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Definitions:

Horus

An ancient Egyptian god, typically depicted as a falcon or a man with a falcon's head, representing the sky, war, and hunting, and known as a protector of the pharaoh.

Canon

A rule (for example, of proportion). The ancient Greeks considered beauty to be a matter of “correct” proportion and sought a canon of proportion, for the human figure and for buildings. The fifth-century BCE sculptor Polykleitos wrote the Canon, a treatise incorporating his formula for the perfectly proportioned statue. Also, a church official who preaches, teaches, administers sacraments, and tends to pilgrims and the sick.

Proportions

Proportions refer to the relationship in size between different parts of an object, artwork, or architectural design, ensuring harmony and balance in the visual appearance.

Aesthetics

The branch of philosophy that addresses the nature of beauty, especially in art.