Select the numberthat can replace the question mark (?) in the following series.
45, 47, 53, 65, 85, ?
The series follows pattern as,
45 +Â 2 = 47
47 + (2 +Â 4 = 6)Â = 53
53 + (6 + 6 = 12) = 65
65 +Â (12 + 8 = 20) = 85
85 +Â (20 + 10 = 30) = 115
$$\therefore$$ The correct answer is option A.
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