In the questions 21 - 30, each contains two pairs of groups ( of letters or letters and numbers). The pattern that appears in one pair should be followed by the other pair also. Observe the pattern carefully and fill in the blanks appropriately.
LKJ: ONM :: DEG: ______________
ACDF : CGJN :: BEHI : ___________
__________ : USE :: SAT : KSL
RAVE: SBWF :: KITE : _________
AEFJ : KOPT :: GKLP : _________
ABC : 14 :: BCD : ___________
BRONZE : 40 :: GOLD : _________
MK : ______ :: JH : 9
EK ⑯ : IO ㉔ :YQ⑯
CET : __ :: DOG : 420