document.write( "Question 892717: This year a man's age is a multiple of 3, next year it will be a multiple
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document.write( "Of 5.the yr after his year will be a multiple of 13, find his age. \n" );
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Algebra.Com's Answer #540839 by AnlytcPhil(1806)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "The multiples of 13 that could be his age after 2 years. \r\n" ); document.write( "\r\n" ); document.write( "13, 26, 39, 52, 65, 78, 91\r\n" ); document.write( "\r\n" ); document.write( "If his age after 2 years was any of those, then after 1 year his age would be\r\n" ); document.write( "\r\n" ); document.write( "12, 25, 38, 51, 64, 78, 90\r\n" ); document.write( "\r\n" ); document.write( "The only one of those that's a multiple of 5 is 25.\r\n" ); document.write( "\r\n" ); document.write( "Further checking 26, 2 less than 26 is 24, a multiple of 3.\r\n" ); document.write( "\r\n" ); document.write( "So the answer is 24.\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |