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7, 2=59, 5, 3 = 28, 9, 1 = 180, 2, 1 = 13, 5, 4 = ?A. 19B. 9C. 20D. 239 |
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Answer» Correct Answer - A `7-2=5, 7+2=9` `rArr7, 2=59` `5-3=2,5+3=8` `rArr5, 3=28` `9-1=8, 9+1=10` `rArr9, 1=810` `2-1=1,2+1=3` `rArr2, 1=13` अतः `5-4=1,5+4=9` `rArr5, 4=19` |
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