document.write( "Question 1071667: Q. Number 2,3,4 and one more number are written in the cells of 2 x2 table. It is known that the sum of the number in the first row are equal to 9 and the sum of the number in the second row is equal to 6. the unknown number is
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\n" ); document.write( "Q. $\"highlight%28cross%28Number%29%29\"$ Numbers 2,3,4 and one more number are written in the cells of 2 x2 table. It is known that the sum of the number
\n" ); document.write( "in the first row are equal to 9 and the sum of the number in the second row is equal to 6. the unknown number is
\n" ); document.write( "a)5 b)6 c)7 d)8
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document.write( "The numbers 3 and 4 CAN NOT be in one line.\r\n" );
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document.write( "The numbers 2 and 3 CAN NOT be in one line.\r\n" );
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document.write( "It implies that 3 is in one line with the unknown number and 2 and 4 are in one line.\r\n" );
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document.write( "2 + 4 = 6,\r\n" );
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document.write( "so 2 and 4 are in the second line.\r\n" );
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document.write( "Then 3 and X are in the first line, which implies that the unknown number is 9-3 = 6 in the first line.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Answer. Option b).\r
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