Which device is responsible for making routing decisions

Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the one that is different.

What should come in place of ? in the given series?

64  61   55   46  34  ?

Select the correct mirror image of the given combination when the mirror is placed to the right side of it.

PROSPERITY

Select the figure that will replace the question mark (?) in the following series.

L is the wife of Q. P is the mother of M. J is the father of L. M is the sister of H. J is the husband of H. How is P related to L?

In a certain code, CHANDIGARH is written as DNACHRAGI. How is SIKKIM written in that code?

Statement:

I. Cases of obesity, diabetes and other similar diseases are increasing.

Change the question mark with the option that follows the applied logic in the first pair.

Bad : Good :: Destination : ??

Select the option figure which is embedded in the given figure (Rotation is NOT allowed).