Solve the System as Matrix Equations Using Inverses

question 6

Multiple Choice

Solve the system as matrix equations using inverses.
-A company produces three models of MP3 players, models A, B, and C. Each model A machine requires 3.2 hours of electronics work, 2.8 hours of assembly time, and 4.4 hours of quality assurance time. Each model B
Machine requires 5.4 hours of electronics work, 2.4 hours of assembly time, and 3.4 hours of quality assurance
Time. Each model C machine requires 2.2 hours of electronics work, 5.8 hours of assembly time, and 4.8 hours of
Quality assurance time. There are 303 hours available each week for electronics, 393 hours for assembly, and
416 hours for quality assurance. How many of each model should be produced each week if all available time
Must be used?

• A) Model A: 31
• B) Model A: 28
• C) Model A: 30
• D) Model A: 30 Model B: 20 Model B: 22 Model B: 15 Model B: 20
• Model C: 44 Model C: 45 Model C: 50 Model C: 45

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Letters

Written communications between people or organizations.

E-Mails

Electronic messages sent over the internet, used for communication between individuals or groups.

Organize Material

The process of systematically arranging resources or materials for easy access and efficiency.

Chronologically

The arrangement of events in the order of their occurrence in time.