Both the statements are correct.
3, 5, 12, 38, 154, ?
8, 9, 125, ?, 1331, 169
12, 33, 45, 78, 123, 201, ?
9, 20, 63, ?, 1285, 7716
58 69 56 ? 54 73
...3, 10, 29, 66, ?
1, 6, 27, 124, ?, 3906, 27391
...What will come in place of the question mark (?) in the following series?
2.5, 6.5, 18.5, 54.5, 162.5, 486.5, ?
65, 90, 140, ?, 315, 440
13, 29, 65, 129, ?, 373