A bag contains 4 green, 3 blue, and 5 yellow marbles. What is the probability of selecting a green marble, replacing it, then se
lecting a yellow marble?
1 answer:
Answer:
5/36
Step-by-step explanation:
- Total number in the universe = 4 + 3 + 5 = 12
- Probability of selecting a green (first time) = 4/12
- Probability of selecting a yellow (2nd time) = 5/12
- P(gr then yellow) = 4/12 * 5/12 = 20 / 144
- This reduces to 5/36
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