Question

Find the common ratio for the following sequence. 0.1, 0.01, 0.001, ... 0.01 0.1 0.001

Answer 1

`(1)/(10)`

Explanation:

`a_1 = 0.1\\a_2 = 0.01\\a_3 = 0.001`

`r = (a_2)/(a_1)`

`r = (0.01)/(0.1)`

`r=0.1`