Select the number from among the given option that can replace the question mark (?) in the following series.
6, 31, 126, 381, 766, ?
UDGO : FWTL : : MXRC : ?
Select the number from the given option that can replace the question mark (?) in the following series:
32, 16, 24, 60, ?, 945
What will come in the place of question mark?
C/JQ : B/GT : : Z/CX : ?
Find the missing term in the following series:
43 44 ? 69 185
...Select the missing number from the given responses.

Study the given pattern carefully and select the number that can replace the question mark [?] in it.
First row: 6, 5, 191
Second row: 9, ...
Find the missing number by analysing the pattern followed by the numbers in each row.
E/M ∶ 20/156: : G/O: ?