Respuesta :

Answer:18

Step-by-step explanation:

Every third term is a sum of previous two.

the sequence 1, 3, 4, 7, 11, 18

Answer:

18 is the answer...100% CORRECT

Step-by-step 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