Verbal Reasoning - Mental Ability Questions

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

P_QR_QQ_PQ_R

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

KRK, LTN, MVQ, ?

If DRIVER is coded as 5 and BELIEVED is coded as 7, then what is the code for EXAMINATION?

In a certain code language, “STOINS” is written as “ROHPST”. How is “MARCUS” written in that code language?

In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.

3 - 10 + 40 x 80 ÷ 6 = ?

In the following question, select the related word pair from the given alternatives.

Grandmother : Female : : ? : ?

Ruby, Vishal's sister, has a son Jitendra and a daughter Sakshi. Priya is the sister of Jitendra's mother. How is Sakshi related to Priya?

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

GHXT, JKUQ, MNRN, PQOK, ?