Find the missing number: 7, 12, 19, 28, 39, ?
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Correct answer: (C) 52
Explanation
Differences are 5, 7, 9, 11, 13 → 39 + 13 = 52.
From DSSSB TGT Computer Science Full Mock Test 1
This is question 21 of DSSSB TGT Computer Science Full Mock Test 1. 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.