Consider the following series: 3,4,6,9,13,______ what comes next?

Consider the following series: 3,4,6,9,13,______ what comes next?

A 15

B 16

C 17

D 18

Solution

Correct Answer: Option D

3+1=4;

4+2=6;

6+3=9;

9+4=13;

13+5=18