document.write( "Question 1128226: A bag contains different colored beads. The probability of drawing two black beads from the bag without replacement is 335 , and the probability of drawing one black bead is 310 .\r
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document.write( "What is the probability of drawing a second black bead, given that the first bead is black? \n" );
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Algebra.Com's Answer #744704 by sapphira (1) ![]() You can put this solution on YOUR website! So there is 15 black and 35 non-black and 50 altogether\r \n" ); document.write( "\n" ); document.write( "If one black has already been selected then there will be 14 black and 49 altogether remaining.\r \n" ); document.write( "\n" ); document.write( "So the probability of selecting a second black is 14/49 simplified to 2/7. \n" ); document.write( " |