document.write( "Question 1091481: How many even three-digit numbers can be formed from the
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document.write( "digits: 0, 1, 2, 3, 4, 5, 6 such that 5 is never placed
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document.write( "in the tens position? \n" );
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Algebra.Com's Answer #705884 by Edwin McCravy(20055)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "\r\n" ); document.write( "I will assume that the digits can be repeated.\r\n" ); document.write( "\r\n" ); document.write( "Choose the first (hundreds) digit any of 6 ways. {1,2,3,4,5,6}\r\n" ); document.write( "Choose the second (tens) digit any of 6 ways. {0,1,2,3,4,6}\r\n" ); document.write( "Choose the third (units or ones) digit any of 4 ways (0,2,4,6}\r\n" ); document.write( "\r\n" ); document.write( "answer = 6 = 144 ways.\r\n" ); document.write( "\r\n" ); document.write( "If the digits cannot be repeated, the problem is more complicated\r\n" ); document.write( "and requires different cases. The answer would be 88. If you need\r\n" ); document.write( "that instead, tell me in the thank-you note form below and I'll get\r\n" ); document.write( "back to you by email, to show how that is done.\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |