If P is the husband of Q and R is the mother of S and Q. How is R related to P?

Direction: In the following question, select the related letters from the given alternatives. 

QPON : MLKJ :: XWVU : ?

If “EXPLAIN” is coded as “BUMIXFK”, then how will “GYM” be coded as? 

Statement:

Beware of dogs, our dogs do not bark, but they are trained to distinguish between genuine guests and intruders.

Assumptions:

I. Barking dogs bite rarely.

II. Our dogs could be dangerous for intruders.

Find the number of triangles in the given figure.

A cuboid whose length is 6 cm. width 4 cm. and height 1 cm. Is.Two faces measuring 4 cm. x1 cm. It is painted black. Two fruits measuring 6 cm. x1 cm. is painted red and is 6 cm. x4 cm. The two faces are painted green. This cuboid is divided by 1 cm. x1 cm. x1 cm. How many cubes have green color on two faces and no color on the remaining four faces -

Select the related word/letters/number from the given alternatives.
15 : 60 : : 11 : ?

In question given below consists of a statement, followed by two arguments numbered I and II. You have to decide which of the arguments is a ‘strong’ argument and which is a ‘weak’ argument.
Give answer
(a) if only argument I is strong.
(b) if only argument II is strong.
(c) if either I or II is strong.
(d) if neither I nor II is strong.
(e) if both argument I and II are strong.

Statement : Should the sex determination test during pregnancy be completely banned ?
Arguments :
I . Yes , this leads to indiscriminate female foeticide and eventually will lead to social imbalance .
II . No , people have a right to know about their unborn child .