Math Problem Statement
There are 5 white and 3 black balls in the box, and 4 are risked. Find the probability that there are 2 white and 2 black balls among the received balls.
Choose one or more answers:
a. 3/7
b. 5/7
c. 4/7
d. 2/7
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Probability
Formulas
Binomial coefficient formula
Theorems
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Suitable Grade Level
High School
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