administrators Reply Quote

Answer : 2 28 Explanation : Answer: B) 28 Explanation: Here the given series 1, 6,  ?, 15, 45, 66, 91 follows aPattern in the series is, 5, 9, 13,...,.. 21, 25So 4 is getting increased at every term addition.Missing Number in the series will be 15 (9 4) = 15 13 = 28.

Click here to see the full blog post