An urn contains 5 red 3 black and two white balls are chosrn random then what is probability that they will different colors
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Total no of balls =8
No.of ways drawing 2 balls out of 8= 8C2=(8*7)/2=28
Probability of drawing 2 balls of same colour =5C2 + 3C2= 13
Req. prob = 13/28
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