Math Problem Statement
Seven
of the
50
digital video recorders (DVRs) in an inventory are known to be defective. What is the probability that a randomly selected item is defective?
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Ratio
Formulas
P = (Number of defective items) / (Total number of items)
Theorems
Basic Probability Theorem
Suitable Grade Level
Grades 6-8
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