Sabor Inc.is a medical testing laboratory that performs several tests and analyses for hospitals in the area.Four of the tests that they perform require the use of a specialized machine that can supply 14,000 hours per year.Information on the four lab tests follows: 
-What is the contribution margin per hour of machine time for Test A?
Definitions:
Psychological Hardiness
A personality characteristic characterized by resilience and the ability to cope effectively with stress.
Helpless
A state of lacking the means or ability to manage, make decisions, or act effectively.
Stability
The state of being resistant to change and capable of maintaining a constant level of functioning or status over time.
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