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Discussion :: Number Series

  1. Find the missing term: 24, 60, 120, 210, ?

  2. A.

     300

    B.

     336

    C.

     420

    D.

     525

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    Answer : Option B

    Explanation :

    The pattern is +36, +60, +90, . . . . . . i.e., +[6 × (6 + 0)], + [6 × (6 + 4)], + [6 × (6 + 9)] . . . . . .
    So, the missing term
    = 210 + [6 × (6 + 15)]
    = 210 +126
    = 336


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