document.write( "Question 1189967: 16 , 6 , 68 , 88 , ? , 98 \n" ); document.write( "
Algebra.Com's Answer #821493 by ikleyn(52790)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(1) First, turn each digit upside down.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(2) Next, in each two-digit number, obtained this way, reverse digits.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(3) Finally, read the obtained sequence and guess the missed number.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " It is 87.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "With this number, 87, make inverse transformations.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " E N J O Y ( ! )\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "This puzzle is as old as Arabic numerals, perhaps . . . \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The second number in your sequence, namely the number 6, is presented incorrectly : \r \n" ); document.write( "\n" ); document.write( "it breaks the hidden logic of the puzzle . . . \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It is typical at this forum : I rarely see a correctly written post here . . . \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "When I see a correctly presented problem, it is like a fiesta for me. . . \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |