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[" 13.A bag "A" contains "4" black and "...

[" 13.A bag "A" contains "4" black and "6" red balls "],[" and bag "B" contains "7" black and "3" red "],[" balls.A die is thrown.If "1" or "2" appears on "],[" it,then bag "A" is chosen,otherwise bag "B" ."],[" If two balls are drawn at random (without "],[" replacement) from the selected bag,find "],[" the probability of one of them being red "],[" and another black.Delhi "2015]

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