In the following Questions a sequence of numbers and letters that follow a definite pattern is given. Each question has a blank space. This blank space is to be filled by the correct answer from one of the four given options to complete the sequence without breaking the pattern.
122 : 145 :: 257 : ...........
1001 : 1332 :: ........ : 2198
ABCD : ZYXW :: ....... : VTUS
Tiger : Goat :: ........ : Herbivore
Quadrilateral : Square :: Triangle : .........
Wood : Chair :: .......... : Ornament
Ice : Water :: ....... : Ghee
$$\frac{n(n + 1)}{2} : \sum n :: ....... : \sum n^2$$
ABCDEFG : STUVXYZ :: GECA : .......
Volume of a cylinder : Area of curved surface of the cylinder :: $$\pi r^2 h$$ : .........