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Q: Find the missing number in the series 1, 6,  ?, 15, 45, 66, 91

  • 1
    24
  • 2
    28
  • 3
    32
  • 4
    26
  • Show Answer
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Answer : 2. "28"
Explanation :

Answer: B) 28 Explanation: Here the given series 1, 6,  ?, 15, 45, 66, 91 follows a Pattern in the series is, +5, +9, +13,...,.. +21, +25 So +4 is getting increased at every term addition. Missing Number in the series will be 15+(9+4) = 15 + 13 = 28.

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