Question

In 1995,there were 400 cell phone subscribers in the small town of Centerville. the number of subscribers increased by 50% per year after 1995 .

how many cell phone subscribers were in Centerville in 1999 ?
( the equation has to be in y = ab^x where y is the number of phone users and x is the years after 1995)

(show work)​

Answer 1

800

Explanation:

50% of 400 = 200

1995-1999= 4 years

200x4= 800