In a row, there are 4 identical green balls, 3 identical ...

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PS · Problem Solving

605-655

Probability

In a row, there are 4 identical green balls, 3 identical yellow balls, and 1 identical purple ball. What is the probability that the first four balls in the row are green balls?

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A

\frac{1}{210}

B

\frac{1}{105}

C

\frac{1}{70}

D

\frac{1}{35}

E

\frac{8}{35}

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