Verbal Reasoning - Mental Ability Questions

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with someLogic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

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

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

KVS, QBY, WHE, CNK, ?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

5 , 9 , 6 , 11, 7 , ?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

6,11,21,36,56,?

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.

20 + 16 x 6 ÷ 10 - 4 = ?

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

Two friends X and Y start from a place A; X moves 20 km towards South and Y moves 15 km towards East. The shortest distance between X and Y is ___.