3 6 7 12 13 18 19 24 . ? Choose the correct choice from the following:
A) 24
B) 25
C) 26
D) 27
E) 28
3 3x2 (3x2)+1 3x4 (3x4)+1 3x6 (3x6)+1 3x8 (3x8)+1   ans 25   ANSWER:25
<result>B</result>
3 6 7 12 13 18 19 24 . ?