Find out the wrong number in the given sequence of numbers.

36, 54, 18, 27, 9, 18.5, 4.5

Find the odd word/letters/number pair from the given alternatives

Find the odd word/letters/number pair from the given alternatives

Find the odd word/letters/number from the given alternatives

Find the odd words/letter/number from the given alternatives:

Find the odd words/letter/number from the given alternatives:

Find the odd words/letter/number from the given alternatives:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

In the following question, select the odd letter/letters from the given alternatives.