Pointing to a woman, Simon said, "She is the daughter of the only sister of my father." How is the woman related to Simon?

In each of the following questions, certain pairs of words are given, out of which the words in all pairs except one, bear a certain common relationship. Choose the pair in which the words are differently related?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
 NMRQ, NDZG, NUHW, NLPM, ?

Study the following information carefully and answer the questions given below: 

Statement: The Election Commission (EC), over the course of the 2014 general election, has reported a massive infusion of cash and gifts to buy votes and influence results. 

(A) The EC seized over two billion rupees in unaccounted money from across the country.

(B) Political parties and leaders can win elections by excluding people’s social choices.

(C) These malpractices actively restrict wider participation and representation of interests, that create conditions to sustain governments with strong authoritarian tendencies.

(D) Electoral corruption is direct dispossession of the right to representation and governance.

Three of the following four word pairs are alike in a certain way and one is different. Pick the odd word out.

Direction: In the question figures below, a piece of paper is folded and cut as shown below. Find out from the answer figures how it will appear when opened.
Question figure

The second number in the given number pairs is obtained by performing certain mathematical operation(s) on the first number. The same operation(s) are followed in all the number pairs except one. Find that odd number pair. 

7, 26, 63, 124, 215, 342, ?