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      Question

      Select the number from among the given options that can

      replace the question mark (?) in the following series. 6, 12, 36, 180, ?, 13860
      A 1320 Correct Answer Incorrect Answer
      B 1240 Correct Answer Incorrect Answer
      C 1230 Correct Answer Incorrect Answer
      D 1260 Correct Answer Incorrect Answer

      Solution

      The logic followed here is as follows: Every successive number is obtained by multiplying the number with consecutive prime numbers starting from '2'. 6 X 2 = 12 12 X 3 = 36 36 X 5 = 180 180 X 7 = 1260 1260 X 11 = 13860 So, '1260' will come in place of question mark.

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