Answers

The Brainliest Answer!
2016-01-07T08:18:13+05:30
No. of red balls = 5 .
Therefore the no of blue balls = 3×5=15
Total no. of outcomes =5+15=20.
Probability of getting blue balls P(E)=15/20=3/4.
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2016-01-07T11:15:47+05:30
No. of red balls=5
Let no. of blue balls be x
Total balls=5+x
according to question,
x/5+x = 3 X 5/x+5
x=15
no. of blue balls=15
P(of blue ball)=15/20=3/4

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