Partial payments are made on the dates indicated. Use the United States rule to determine the balance due on the note at the date of maturity. $($The Effective Date is the date the note was written.$)$ Assume the year is not a leap year.

$\backslash$table$[[$Principal$,$Rate,$\backslash$table$[[$Effective$],[$Date$]],$Partial Payment,$\backslash$table$[[$Maturity$],[$Date$]]],[$Amount$,$Date$],[,15\%,$Sept. $1,\backslash$table$[[\backslash$table$[[$$$400$