document.write( "Question 4722: What is the sum of the digits of the four-digit numbers formed using the digits
\n" ); document.write( "2,4,6,8(repetitions not allowed).
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Algebra.Com's Answer #2230 by khwang(438)\"\" \"About 
You can put this solution on YOUR website!
Sum of 2,4,6,8 is 20.\r
\n" ); document.write( "\n" ); document.write( " There are 4!=24 such four-digit numbers.\r
\n" ); document.write( "\n" ); document.write( " So, the sum of them is 480.\r
\n" ); document.write( "\n" ); document.write( " Somehow, this question is not quite clear and doesn't make much sense.\r
\n" ); document.write( "\n" ); document.write( " Kennny
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