Verbal Reasoning - Mental Ability Questions

In the following question, select the related letters from the given alternatives.
ELQZ : AJOV : : VXTD : ?

Sumitra remembers that her mother's birthday is after 13th February but before 16th February but her brother remembers that his mother's birthday is after 14th February but before 17 th February. On which date Sumitra's mother's birthday will be celebrated?

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

Jupiter, ? , Uranus, Neptune

In the following series, one letter is missing as shown by the ?. Select the missing letter from the given options.

Q, N, K, H, ?

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

T_ST_S_U_T_S

If 8α9 = -72, -9α3 = 27 and -6α1 = 6, then find the value of -3α6 = ?

When Anil saw Manish, he recalled "he is the son of the father of my wife". Who is Manish to Anil?

Pointing towards a man Soumya says, "His mother's daughter is my sister". How is Soumya related to the man?