4.

1 answer:

4 0

Answer:

b) Prob (at least 1 red): 2/3

Prob (R,R) = 1/9

Prob (B,B) = 4/9

Step-by-step explanation:

P(at least one red): 1/3 + 1/3 = 2/3

Prob(R,R): 1/3 · 1/3 = 1/9

Prob(B,B): 2/3 · 2/3 = 4/9

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