12 : 144 :: 15 : ?
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Correct answer: (B) 225
Explanation
n : n² → 15² = 225.
From DSSSB TGT Computer Science Full Mock Test 2
This is question 28 of DSSSB TGT Computer Science Full Mock Test 2. 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.