Answer
First four terms are 2, 4, 8, and 16.
The common ratio is 2.
Work Step by Step
All the terms = $2^{1}$, $2^{2}$, $2^{3}$, $2^{3}$, $2^{5}$, $2^{6}$,
= 2, 4, 8, 16, 32, 64
Common ratio = $\frac{64}{32}$ = $\frac{32}{16}$ = $\frac{16}{8}$ = $\frac{8}{4}$ = $\frac{4}{2}$ = 2
