Question
What will come in place of the question mark (?) in the
following series? 168, 120, ?, 48, 24, 8Solution
ATQ,
13² – 1 = 168
11² – 1 = 120
9² – 1 = 80
7² – 1 = 48
5² – 1 = 24
3² – 1 = 8
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