document.write( "Question 1100939: How many different arrangements of three boxcars can be selected from eight boxcars for a train? The order is important since each boxcar is to be delivered to different locations.\r
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document.write( "How many combination of four objects are there taken two at a time? \n" );
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Algebra.Com's Answer #715519 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How many different arrangements of three boxcars can be selected from eight boxcars for a train? The order is important since each boxcar is to be delivered to different locations. \n" ); document.write( "---- \n" ); document.write( "Ans: 8P3 = 8!/(8-3)! = 8*7*6 = 336 arrangements \n" ); document.write( "-------------------- \n" ); document.write( "How many combinations of four objects are there taken two at a time? \n" ); document.write( "Ans: 4C2 = (4*3)/(1*2) = 6 \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------- \n" ); document.write( " |