document.write( "Question 1061216: How many 4 digit numbers can we make using the digits 3 6 7 and 8 withtout repetition \n" ); document.write( "

Algebra.Com's Answer #676028 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Choose the first digit any of the 4 ways.\r\n" );
document.write( "Then choose the second digit any of the remaining 3 unchosen digits.\r\n" );
document.write( "Then choose the third digit either of the remaining 2 unchosen digits.\r\n" );
document.write( "Then choose the fourth digit as the only 1 remaining unchosen digit.\r\n" );
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document.write( "Answer  ways.\r\n" );
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document.write( "Here are all 24 4-digit numbers that can be made with them:\r\n" );
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document.write( " 1.  3678\r\n" );
document.write( " 2.  3687\r\n" );
document.write( " 3.  3768\r\n" );
document.write( " 4.  3786\r\n" );
document.write( " 5.  3867\r\n" );
document.write( " 6.  3876\r\n" );
document.write( " 7.  6378\r\n" );
document.write( " 8.  6387\r\n" );
document.write( " 9.  6738\r\n" );
document.write( "10.  6783\r\n" );
document.write( "11.  6837\r\n" );
document.write( "12.  6873\r\n" );
document.write( "13.  7368\r\n" );
document.write( "14.  7386\r\n" );
document.write( "15.  7638\r\n" );
document.write( "16.  7683\r\n" );
document.write( "17.  7836\r\n" );
document.write( "18.  7863\r\n" );
document.write( "19.  8367\r\n" );
document.write( "20.  8376\r\n" );
document.write( "21.  8637\r\n" );
document.write( "22.  8673\r\n" );
document.write( "23.  8736\r\n" );
document.write( "24.  8763\r\n" );
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document.write( "Edwin

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