document.write( "Question 830124: the no. of numbers less than 1000 that can be formed out of digit 0,1,2,3,4,5 no digit is repeated is \n" ); document.write( "
Algebra.Com's Answer #500746 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "0,1,2,3,4,5\r\n" );
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document.write( "1.  3 digit numbers:\r\n" );
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document.write( "Choose the first digit any of 5 ways. (can't be 0)\r\n" );
document.write( "Choose the second digit any of 5 ways. (can be 0)\r\n" );
document.write( "Choose the second digit any of 4 ways.\r\n" );
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document.write( "That's (5)(5)(4) = 100 3 digit numbers\r\n" );
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document.write( "2.  2 digit numbers:\r\n" );
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document.write( "Choose the first digit any of 5 ways. (can't be 0)\r\n" );
document.write( "Choose the second digit any of 5 ways. (can be 0)\r\n" );
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document.write( "That's (5)(5) = 25 2 digit numbers\r\n" );
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document.write( "3. 1-digit numbers:\r\n" );
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document.write( "6 ways 0,1,2,3,4,5\r\n" );
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document.write( "Total: 100+25+6 = 131\r\n" );
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document.write( "Edwin
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