Verbal Reasoning - Mental Ability Questions

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

If the sum of three consecutive numbers is 15, what is the square of the middle number ?

Find the missing number from the given responses:

In a certain code language, “CAB” is written as “6” and “LAN” is written as “27”. How is “FAN” written in that code language?

Pointing to a woman, I said that her brother's only son is the brother of my wife. How is the woman related to me?

A word is representerd by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column ,for example 'B' can be represented by 24,31 etc and 'V' can be represented by 86,89 etc. Similarly,you have to identify the set for the word ''VAMP''.

In the above Venn diagram, what is the sum of the numbers that represent all those athletes who are not disciplined?

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Improvement