In each of the 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.
100 : 111 :: 144 : .........
182: ....... :: 210: 380
........ :122::168:290
12:132::14: .......
12 : 1872 :: ...... : 2366
corden : zrogbq: : ....... :pxivro
COUNSEL: BITIRAK: : GUIDANCE : ........
$$D \times I : 19 \times 9 :: K \times F : .........$$
3:13::17: ........
1331 : 11 :: ....... : 22