document.write( "Question 1177522: How many 4-digit even numbers can be created from the digits {0, 1, 2, 3}? \n" ); document.write( "

Algebra.Com's Answer #806571 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Any of the 3 digits 1, 2, 3 in the left-most position;\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "any of 4 digits in the next position\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    . . . and so on . . . \r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "give finally   = 3*64 = 192 possible 4-digit numbers satisfying the imposed conditions.\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Solved, answered and explained.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );