Answer:
$271.17
Explanation:
Given : You have housing and fixed expenses of $813.52/month.
You want to have a 6-month emergency fund
To Find: you want to have it funded in 18 months. How much must you save per month?
Solution:
You have housing and fixed expenses of $813.52/month.
So, 6 months emergency funds =

You want to have it funded in 18 months
So, you will save per month =

=

Thus Option A is correct.
You have to save $271.17 per month.