Select the correct option to substitute the bold segment

What will come in place of the question mark (?) in the following series?

1458, ?, 162, 54, 18, 6

What will come in place of the question mark (?) in the following series?

4, 3, 7, 26, 101, ?

74, 84, 64, 104, ?, 184

What will come in place of the question mark (?) in the following series?


2, 5, 10, 17, 26, ?, 50

124, 147, 176, 207, 244, ?

What will come in place of (?) question mark in the given number series.

12, 27, 44, 65, ?, 139

226    231     466    ?    5606   28031        

16, 16, 32, 96, ?, 1920

25, ?, 87, 159, 269, 425 

3       8       26       93       ?      1985      11940