Important Formulas, Shortcuts, Tips & Tricks on Odd Man Out Series - 1

Question: 1

A series is a sequence of numbers obtained by a pre-defined rule applied to the previous number.

Odd Man Out can be defined as a number which does not belong to the set of the given numbers in which all others are alike in a particular manner.

Series : A set of numbers or sequence of numbers formed by applying a particular pre-defined rule to a number in succession is termed series.

For example
(i) 2, 4, 6, 8, 10, ….. i.e. the numbers are got added by 2 in each step.

II. 2, 6, 18, 54, ….. i.e. the numbers in the sequence are obtained by multiplying each term with 3 in succession, i.e. 2, 2x3 = 6, 6 x 3 = 18, 18 x 3 = 54.