document.write( "Question 1173436: Ten students are lined up to be seated.
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\n" ); document.write( "Repeating of digits are not allowed
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Algebra.Com's Answer #798703 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "Ten students are lined up to be seated.
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document.write( "in how many ways can 3 of them be seated in a row of 3 chairs?
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document.write( "Depends on how many people You have to choose from for each chair:
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document.write( " 10people for the 1st chair, 9 for the 2nd... etc 
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document.write( "     10people   x    9people     x      8people         
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document.write( "      10   x    9   x   8    = 720 ways
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document.write( "Wish You the Best in your Studies. \n" );
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