Answer:
Final amount after 11 years = $4021.97
Explanation:
We will use the formula to get the final amount after t years,
Final amount =

here a = Initial amount
r = Rate of interest
n = Number of compounding in a year
For Initial amount 'a' = $1500
r = 9%
t = 11 years
n = 12 [Compounded monthly]
F =

= $4021.97