document.write( "Question 1094837: how many 5 digit even number greater than 40000 that can be obtained using the digit 1,2,4,5,7,8 if repetition of digit is allowed?
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Algebra.Com's Answer #709426 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "4*6*6*6*3 numbers.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Any of digits 4, 5, 7, 8 in the 1-st (leftmost) position: 4 choices.\r\n" ); document.write( "\r\n" ); document.write( "Any of digits 1, 2, 4, 5, 7, 8 in the 2-nd position: 6 choices.\r\n" ); document.write( "\r\n" ); document.write( "Any of digits 1, 2, 4, 5, 7, 8 in the 3-rd position: 6 choices.\r\n" ); document.write( "\r\n" ); document.write( "Any of digits 1, 2, 4, 5, 7, 8 in the 4-th position: 6 choices.\r\n" ); document.write( "\r\n" ); document.write( "Any of digits 2, 4, 8 in the 5-th position: 3 choices.\r\n" ); document.write( "\r \n" ); document.write( "\n" ); document.write( "You calculate the answer.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |