The second draw is red
A box has 3 red and 2 green balls. Two are drawn without replacement. What is the probability the second ball drawn is red (regardless of the first)? Give a decimal to two places.
Show hints (2)+
- The first draw is unknown - split into first-red and first-green.
- Weight each branch: .
Answer
Reveal answer →Final answer
0.6 (± 0.001)
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Asked at: Timed Mental-Math & Sequences, ETF Market-Making