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Question 10Asked in DSSSB TGT Computer Science, 25 Jun 2023, Shift 3 (4:30 PM)

Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the one that is different.

  1. A49-7
  2. B64-8
  3. C81-9
  4. D120-11
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Correct answer: (D) 120-11

Explanation

49 = 7², 64 = 8² and 81 = 9², but 11² = 121, not 120. So 120-11 is the odd pair.

From DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 3 (4:30 PM)

This is question 10 of DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 3 (4:30 PM). 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.