Verbal Reasoning - Mental Ability Questions

In the following question, select the related word pair from the given alternatives.

Grandmother : Female : : ? : ?

Starting from his house, Manish moves 25 km towards south­east and then turns to the west and covers another 7 km. How far (in kilometres) is he now from his house?

If "S" denotes "multiplied by", "V" denotes "subtracted from", "M" denotes "added to" and "L" denotes "divided by", then

10 V 12 M 42 L 6 S 4 = ?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

54 x 9 - 3 ÷ 4 = ?

Mr. X starts from point A travels 80 km towards west, takes a left turn, travels 50 km and reaches point B. What is the shortest distance between points A and B ?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
_k_m_kl_jk_m

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
2, 10, 30, 68, ?

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

SQ, R, XV, W, IK, ?