9 : 80 :: 11 : ?
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Correct answer: (B) 120
Explanation
n : n² − 1 → 81 − 1 = 80; 121 − 1 = 120.
From DSSSB TGT Computer Science Full Mock Test 3
This is question 28 of DSSSB TGT Computer Science Full Mock Test 3. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.