Which type of digital circuit produces an output solely

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

36, 85, ?,  230, 330, 451

In each of the following series, one term is missing. Find the missing term.

2, 6, 15, 31, 56, ?

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

520, 519, 511, ?, 420, 295

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

7, 7, 14, 40, ?, 227

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

3, 8, 15, 24, ?, 48

1, 7, 25, 61, ?

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

7, 84, 69, 828, 813, ?

If series II follows the same sequence pattern as series I shown below, determine the value of 'p'.

Series I: 40, 25, 30, 50, 105, 267.5

18, 54, 162, ?, 1458, 4374