Asked by secret
A bag contains only red, green, brown and yellow marbles. The probabilities of selecting each colour are red=x green =3x brown = 5x yellow= 4x, what is the probability of getting a green marble
Answers
Answered by
oobleck
x+3x+5x+4x = 1
x = 1/13
so P(green) = ___
x = 1/13
so P(green) = ___
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