Answer:
8
Explanation:
Just do a sum like 1+1 equals 2, then 2+2 equals 4, 4+4 equals 8, 8+8 equals 16, I hope you understand :)
The pattern is of ×2
So the missing number will be
1,2,4, 8 ,16,32,64
5.6m questions
7.3m answers