What number continues the sequence?
25, 50, 27, 46, 31, 38, 39, ?
Choose the correct choice from the following answers:
A) 11
B) 33
C) 52
D) 22
E) 66
22   22   There are two alternate sequences, the first increases by 2, 4, 8 etc and the second decreases by 4, 8, 16 etc.
<result>D</result>
What number continues the sequence?
25, 50, 27, 46, 31, 38, 39, ?