document.write( "Question 1153122: A mutual fund has 20 stocks in its portfolio. On a given day 3 stocks move up, 14 stay the same and 3 move down. In how many ways could this happen?
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Algebra.Com's Answer #775301 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "I do not like very much, when the problem is formulated this way, asking \"could this happen\",\r\n" );
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document.write( "because then INEVITABLY I should reformulate it, explaining what this \"THIS\" means, \r\n" );
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document.write( "making the job of the author of the post, to whom it is his direct duty and responsibility.\r\n" );
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document.write( "The problem asks, in how many ways 3 items can be selected from 20 items, and in how many ways then \r\n" );
document.write( "14 items can be selected from the remaining 20-3 = 17 items.\r\n" );
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document.write( "The answer is:  in  . ways = . different ways.\r\n" );
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document.write( "Use your calculator.\r\n" );
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