To answer this question, we have to divide the total amount she has to save by the amount Heather saves each month.
Heather saves $319 per month and the down payment is $3,458, therefore, she has to save for
![(3458)/(319)\text{ months.}](https://img.qammunity.org/2023/formulas/mathematics/college/78mxv30gnqrqtvovbzbiu43s82zk3hlhwq.png)
Simplifying the above result, we get:
![10.84months\approx11\text{months.}](https://img.qammunity.org/2023/formulas/mathematics/college/fh4hgjr207m63qasli57j4kl4vffsdoboi.png)
Answer:
Rounded: 11 months.