SOLUTION: YOU ROLL A BLUE NUMBER CUBE AND A GREEN NUMBER CUBE. FIND EACH PROBABILITY. Question: p(blue 1 and green 1 or 2)

Question 254409: YOU ROLL A BLUE NUMBER CUBE AND A GREEN NUMBER CUBE. FIND EACH PROBABILITY.

Question: p(blue 1 and green 1 or 2)

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
YOU ROLL A BLUE NUMBER CUBE AND A GREEN NUMBER CUBE. FIND EACH PROBABILITY.
Question: p(blue 1 and green 1 or 2)
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P(b1 and g1 or g2) = P(b1)+P(g1 or g2)-P(g1 or g2 or b1)
= (1/6)(1) + (2/6)(1) - (3/12)
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= (2/12) + (4/12) - (3/12)
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= 3/12
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= 1/4
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Cheers,
Stan H.

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