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Eduncle posted an MCQ
October 13, 2019 • 17:29 pm 0 points
  • UGC NET
  • General Paper 1

In the series 1, 6, 15, 28, 45, ........... the next term will be :

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    Eduncle Best Answer

    The next term will be 66.
              1 = 1 × 1
              6 = 2 × 3
              15 = 3 × 5
              28 = 4 × 7
              45 = 5 × 9
              66 = 6 × 11

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