document.write( "Question 778846: License plates consist of three letters followed by three numbers. How many different license plates are possible if there is no repetition and
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document.write( "a.) the three digit number must be even?
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document.write( "b.) the three digit number cannot CONTAIN a 0? \n" );
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Algebra.Com's Answer #475035 by 1412(5)![]() ![]() You can put this solution on YOUR website! Answer 474924 by Edwin McCravy(9326) is not correct!! \n" ); document.write( "because, the question stated: The three digits numbers MUST be even \r \n" ); document.write( "\n" ); document.write( "for part (a)\r \n" ); document.write( "\n" ); document.write( "Letters: \n" ); document.write( "26*25*26 = 15600 = Permutation(26,3)\r \n" ); document.write( "\n" ); document.write( "Numbers: \n" ); document.write( "5*4*3 = 60 = Permutation(5,2)\r \n" ); document.write( "\n" ); document.write( "Final answer is = 15600*60 = 936 000 different license plates are possible (by multiplicative rule of counting)\r \n" ); document.write( "\n" ); document.write( "Part (b): the only change will be in the numbers \n" ); document.write( "4*3*2 = 24\r \n" ); document.write( "\n" ); document.write( "final answer is = 15600*24 = 3744 00 different license plates are possible \n" ); document.write( " \n" ); document.write( " |