document.write( "Question 974400: You have a kennel that contains all Labrador Retrievers. The kennel has 3 black labs, 5 yellow labs, and 2 chocolate labs.
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document.write( "Finding the following probability:
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document.write( "* What's the probability that you draw a yellow lab on the first draw, don't put the lab back, and then draw either a yellow or chocolate lab on the second draw? \n" );
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Algebra.Com's Answer #596302 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! First Draw:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are 5 yellow labs out of 3+5+2 = 10 labs total. \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "P(yellow lab) = 5/10 = 1/2\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Second Draw:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We don't put the lab back, so this is considered without replacement. There are 10-1 = 9 labs left after drawing a yellow lab. There are 5-1 = 4 yellow labs left.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are (4 yellow)+(2 chocolate) = 6 labs that we want on the second draw out of 9 labs total leftover\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "P(yellow or chocolate on second draw) = 6/9 = 2/3\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Multiply the two probabilities: (1/2)*(2/3) = (1*2)/(2*3) = 2/6 = 1/3\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Final Answer: 1/3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you need more one-on-one help, email me at jim_thompson5910@hotmail.com. You can ask me a few more questions for free, but afterwards, I would charge you ($2 a problem to have steps shown or $1 a problem for answer only).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Alternatively, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Any amount is greatly appreciated as it helps me a lot. This donation is to support free tutoring. Thank you.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim\r \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------------------------------------------------ \n" ); document.write( " |