What should come in place of the question mark (?) in the following series?

-553, -532, -511, -490, -469, ?

Select the word-pair that best represents a similar relationship to the one expressed in the pair of words given below.

If MOBILE = LMYEGY, then SONG will be equal to:

Select the figure from among the given options that can replace the question mark (?) in the following series. 

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

PTX : RVZ :: CGK : ? 

Read the given statements, labeled Assertion (A) and Reason (R), and select the most appropriate option with respect to them

Statements:

Select the correct mirror image of the given figure when the mirror is placed at MN as shown below.

Which of the following letter-number cluster will replace the question mark (?) in the given series? 

TJM10, ULP12, VNS14, WPV16, XRY18, ? 

A @ B means ‘A is the husband of B’

A & B means ‘A is the mother of B’

A # B means ‘A is the daughter of B’