Using simple interest, it is found that his monthly payment is of $541.48.
Simple interest is used when there is a single compounding per time period.
The amount of money after t years in is modeled by:
[tex]A(t) = A(0)(1 + rt)[/tex]
In which:
In this problem:
Hence, the amount will be of:
[tex]A(t) = A(0)(1 + rt)[/tex]
[tex]A(6) = 30800[1 + 0.0443(6)][/tex]
[tex]A(6) = 38986.64[/tex]
12 x 6 = 72 monthly payments, hence:
38986.64/72 = $541.48.
His monthly payment is of $541.48.
More can be learned about simple interest at https://brainly.com/question/25296782