document.write( "Question 472441: How many ways can six out of 12 cars be lined up in order, followed by lining up four out of five trucks in order?
\n" ); document.write( " choices are 79833600 475200 99792600 4620 I dont get any of these choices \n" ); document.write( "

Algebra.Com's Answer #323914 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "How many ways can six out of 12 cars be lined up 'in order' is 12P6
\n" );
document.write( "Ways of lining up four out of five trucks 'in order' is 5P4 \r
\n" );
document.write( "\n" );
document.write( "How many ways can six out of 12 cars be lined up in order, 
\n" );
document.write( "followed by lining up four out of five trucks in order?
\n" );
document.write( "   12P6*5P4 = 665,280*120 = 79,833,600 ways\r
\n" );
document.write( "\n" );
document.write( "For ex 12P6 can be found on a scientific calculator : 12!/6! = 665,280 \n" );
document.write( "

\n" );