Answer:
18 is the answer...100% CORRECT
Explanation:
in the sequence: 1, 3, 4, 7, 11 ... every third term is a sum of previous two:
1+3=4
3+4=7
4+7=11
7+11=18
Answer:18
Every third term is a sum of previous two.
the sequence 1, 3, 4, 7, 11, 18
7.2m questions
9.6m answers