What number should replace the question mark?
16, 23, 19, 19, 22, 15, 25, ?
Options.
A) 11 B) 12 C) 13 D) 14 E) 15
11   11   There are two alternate sequences + 3 and - 4
<result>A</result>
What number should replace the question mark?
16, 23, 19, 19, 22, 15, 25, ?