A sequence of numbers begins with 12 and progresses

geometrically. each number is the previous number divided

by 2

Which value can be used as the common ratio i

formula that represents the sequence?

The common ratio is the current number divided by the previous. So the ratio is 1/2

Step-by-step explanation:

You can obtain any number multiplying the previous number times 1/2.

6 = 12 * (1/2)

3 = 6 * (1/2)

3/2 = 3 * (1/2)

the answer should be A-