document.write( "Question 450039: A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced. Find the probability of the following.\r
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document.write( "a) purple chip then black
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document.write( "b) black chip then white chip
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document.write( "c) 2 purple chips
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document.write( "d) white chip, then purple chip, then black chip
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document.write( "e) 3 white chips
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document.write( "f) black chip, then white chip, then red chip \n" );
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Algebra.Com's Answer #309614 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a) There are 5 purple chips out of 10 total chips, so the probability of picking a purple chip on the first draw is 1/2. Then, given a purple was picked on the first draw with no replacement, there is 1 black chip out of 9 remaining chips, so 1/9. 1/2 times 1/9 = 1/18.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Sorry, you only get one problem answered per post.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |