document.write( "Question 1094148: Bag gas 19 marbles 3 are purple 10 brown 6 are green how many samples of 5 can be drawn in which 4 are brown \n" ); document.write( "

Algebra.Com's Answer #708744 by Gentle Phill(18) $\"\"$ $\"About$

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Required possibility (selecting 4 brown) = ?
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\n" ); document.write( "Since 5 marbles are drawn of 19 [3 purple, 10 brown and 6 green]
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\n" ); document.write( "Possible events like to turn up include:
\n" ); document.write( "~ 4 browns, 1 purple and 0 green
\n" ); document.write( "or
\n" ); document.write( "~ 4 browns, 0 purple and 1 green
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\n" ); document.write( "Collecting attributes, we'll've
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\n" ); document.write( "(10C4*3C1*6C0) + (10C4*3C0*6C1)
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\n" ); document.write( "= (210*3*1) + (210*1*6)
\n" ); document.write( "= 630+1260
\n" ); document.write( "= 1890 possibilities
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\n" ); document.write( ".'. 4 browns of 5 selected balls of 19 can occur as many as 1890 times. Thus, 1890 samples are formable.
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\n" ); document.write( "Your friend,
\n" ); document.write( "Francis. \n" ); document.write( "

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