A Plumbing Contractor Decides to Field-Test Two New Pumps

question 79

Multiple Choice

A plumbing contractor decides to field-test two new pumps. One is rated at 100 gal/h and the other at 130 gal/h. She tests one, then the other. Over a period of 11 h, she pumps a total of 1,190 gal. Assume both pumps operated as rated. How long is each in operation?

• A) The first pump is in operation 8 h,
• The second pump is in operation 4 h.
• B) The first pump is in operation 3 h,
• The second pump is in operation 8 h.
• C) The first pump is in operation 16 h,
• The second pump is in operation 3 h.
• D) The first pump is in operation 8 h,
• The second pump is in operation 3 h.
• E) The first pump is in operation 8 h,
• The second pump is in operation 2 h.

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Definitions:

Highest Implied Uncertainty

A condition in decision-making where the highest level of uncertainty exists, making it challenging to predict outcomes accurately.

Customer Segments

The division of potential or existing customers into groups based on shared characteristics, to tailor marketing strategies and product offerings more effectively.

Supply Chain Responsiveness

The agility of a supply chain in responding to changes in demand, supply, and market conditions to maintain service levels and customer satisfaction.

Substitute Similar Products

Products that can be used in place of one another due to similarities in functionality, quality, or purpose.