In each of the Following questions a sequence of numbers or letters that follow a definite pattern is given. Each question has a blank space. This has to be filled by the correct answer from the four given options to complete the sequence without breaking the pattern.
AB : 144 :: BE : ...........
CG : 73 :: LS : ........
$$5 \parallel 3 : 34 :: 6 \parallel 3 : ..............$$
ACE : ZXV :: KID : ..........
RAT : ....... :: AXE : ZCV
15, 35, 77, 143, 221, ..........
Fast : Hunger :: Run : .........
Askew : Straight :: Rough : .........
$$\frac{C}{L} : \frac{180}{27} :: \frac{E}{N} : .............$$
ACFT : ZXUQ :: ........ : VTQM