6.An urn contains 6 blue balls and x green balls. If the probability of drawing a green ball is double that of drawing a blue ball, then x = ______ (1 Point)
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Step-by-step explanation:
given,
no of blue balls=6
no of green balls= x
total no of balls in the basket= 6+x
probability of drawing a green ball= x/6+x
probability of drawing a blue ball= 6/6+x
x/x+6= 2(6/x+6)
x is equal to 12
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