Correct Answer - Option 2 : 28
The pattern followed here is shown below:
4 × 3 - 2 = 12 - 2 = 10
10 × 3 - 2 = 30 - 2 = 28
28 × 3 - 2 = 84 - 2 = 82
82 × 3 - 2 = 246 - 2 = 244
244 × 3 - 2 = 732 - 2 = 730
So, 28 will complete the series.
Hence,"28" is the correct answer.