document.write( "Question 205578: How many two digit numbers are there for which both of the digits are even?
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document.write( "(A)20 (B)25 (C) 45 (D)50 (E)None of these \n" );
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Algebra.Com's Answer #155201 by Theo(13342)![]() ![]() You can put this solution on YOUR website! an even digit is divisible by 2. \n" ); document.write( "0 is an even digit. \n" ); document.write( "first position can be either 0, 2, 4, 6, 8 \n" ); document.write( "second position can be either 0,2,4,6,8 \n" ); document.write( "5 possible first position. \n" ); document.write( "5 possible second position. \n" ); document.write( "total possible is 5*5 = 25 \n" ); document.write( "---- \n" ); document.write( " |