5 : 30 :: 7 : ?
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Correct answer: (D) 56
Explanation
n : n² + n → 25 + 5 = 30; 49 + 7 = 56.
Correct answer: (D) 56
Explanation
n : n² + n → 25 + 5 = 30; 49 + 7 = 56.
This is question 28 of DSSSB TGT Computer Science Full Mock Test 4. 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.