document.write( "Question 285067: How many different 4 digit vehicle
\n" );
document.write( "number plates can be made if the
\n" );
document.write( "first digit must not be 6 and no
\n" );
document.write( "digits may be repeated? \n" );
document.write( "
Algebra.Com's Answer #206712 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How many different 4 digit vehicle \n" ); document.write( "number plates can be made if the \n" ); document.write( "first digit must not be 6 and no \n" ); document.write( "digits may be repeated? \n" ); document.write( "----------------------------- \n" ); document.write( "1st digit: 9 ways \n" ); document.write( "2nd digit: 9 ways \n" ); document.write( "3rd digit: 8 ways \n" ); document.write( "4th digit: 7 ways \n" ); document.write( "------------------------ \n" ); document.write( "Total # of plates 9*9! = 4536 \n" ); document.write( "================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |