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Solve the problem.
-Mr. Alexander earns a weekly salary plus a commission from his position as a salesman. One week his total compensation on sales of $4000 was $640. The next week his total compensation on sales of $3000 was $600.
Find Mr. Alexander's weekly salary and his commission rate.
Data Degradation
Refers to the gradual loss of quality or fidelity of data over time or through the process of copying and transferring.
Inconsistency
The state of being in disagreement or lacking uniformity within data, actions, or behaviors.
Database Systems
Software applications designed to store, manage, and retrieve information efficiently from a structured set of data.
Redundancy
In technology and engineering, redundancy refers to the inclusion of extra components that are not strictly necessary to functioning, aimed at increasing reliability of the system, typically in the case of a failure or fault.
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