Which number would replace question mark in the series 7, 12, 19, ?, 39

1)  29
2)  28
3)  26
4)  24

In the series 7, 14, 28, ..., what will be the 10th term ?
(1) 1792
(2) 2456
(3) 3584
(4) 4096

What should come in place of the question mark (?) in the following number series?
14, 25, 47, 91, ?, 355

1) 100
2) 197
3) 179
4) 355

Which number would replace question mark in the series 7, 12, 19, ?, 39.
(1) 29
(2) 28
(3) 26
(4) 24