Question
A bag contains x orange balls, (x + 5) purple balls and
(x + 7) green balls. If probability of getting a purple ball is 1/15 more than that of getting an orange ball, then find the probability of getting a green ball.Solution
ATQ,
(x + 5 – x)/(3x + 12) = 1/15
Or, 3x + 12 = 75
Or, x = 21
So, desired ratio = 28/75
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