document.write( "Question 1204533: A code of 2 letters and 3 numbers is to be made for a security panel, using A,B,C and 1,2,3,4,5,6. How many codes are possible if repeats are allowed? \n" ); document.write( "

Algebra.Com's Answer #840862 by ikleyn(52782) $\"\"$ $\"About$

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document.write( "The solution by Alan is correct only if positions of letters and digits are fixed:\r\n" );
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document.write( "for example, two letters go first and three digits follow in positions 3, 4 and 5.\r\n" );
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document.write( "                 But the post does not state it.\r\n" );
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document.write( "If, in opposite, the positions are not fixed (letters and digits can be in any positions),\r\n" );
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document.write( "then this number 3*3*6*6*6 = 1944 from the Alan's post should be multiplied by \r\n" );
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document.write( " =  = 10, so the final answer is  3*3*6*6*6*10 = 19440.\r\n" );
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