document.write( "Question 1073870: three seats on a sofa seat can be occupied by a 4 person in how many ways?describe.
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Algebra.Com's Answer #688648 by Edwin McCravy(20056)\"\" \"About 
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document.write( "We can choose the person to sit in the left-most sofa seat 4 ways.\r\n" );
document.write( "Having chosen 1 person to sit in the left-most sofa seat, we have 3 \r\n" );
document.write( "people remaining to choose to sit in the middle sofa seat.\r\n" );
document.write( "Therefore we can choose the person to sit in the middle sofa \r\n" );
document.write( "seat in 3 ways. \r\n" );
document.write( "That's 4×3 or 12 ways to choose people to sit in the left and middle\r\n" );
document.write( "sofa seats.\r\n" );
document.write( "Having chosen 2 people to sit in the left and middle seats, we have 2\r\n" );
document.write( "people remaining to choose to sit in the right-most sofa seat.\r\n" );
document.write( "Therefore we can choose the person to sit in the right-most sofa \r\n" );
document.write( "seat 2 ways.\r\n" );
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document.write( "[Note: We can choose the person to remain standing only 1 way]\r\n" );
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document.write( "Answer: 4×3×2 = 24 ways.\r\n" );
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document.write( "Edwin
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