In each question below, two pairs of letters are given. The first pair has a specific relationship between its letters. Identify the relationship and choose the correct option that completes the second pair in the same way.
ZY : XV :: TR : ? ​​

Select the option that is related to the sixth letter cluster in the same way as the first letter cluster is related to the second letter cluster and third letter cluster is related to fourth letter cluster.
OLB : JGW :: CWM : XRH :: ? : CIK

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of ::?
# : QYE :: BHP : %

VBCD is related to MTTV in a certain way based on the English alphabetical order. In the same way, LVSX is related to CNJP. To which of the following options is KXRZ related, following the same logic?​

YAGK is related to PRXB in a certain way based on the English alphabetical order. In the same way, OQWA is related to FHNR. To which of the following options is NPVZ related, following the same logic?​

Select the pair which follows the same pattern as that followed by the two set of pairs given below. Both pairs follow the same pattern.
JOL : FRO
MKH : INK

UQNV is related to SOLT in a certain way based on the English alphabetical order. In the same way, XTQY is related to VROW. To which of the given options is RNKS related, following the same logic?​