Find the missing number in the following series.
7, 14, 56, (...), 2688, 26880

Correct option is A

7, 14, 56, (...), 2688, 26880
The Following patterns is followed-
7 →( ×2) = 14
14 →( ×4) = 56
56 →( ×6) = 336
336 →( ×8) =2688
2688 →( ×10) = 26880
Therefore, the correct option is(a).