this is java program and just need to fill some method the program have some part code is

and the text file is look like

Exercise 1: Complete the avgExpense, totalExpense and amountSpentOn methods in the TODO section of the ExpenseList.java. Uncomment the System.out.println statements in the ExpenseListDemo.java. Run the program again with sepexpenses.txt as the input file. You should see the following output: Enter the filename to read from: sepexpenses.txt September Expenses Max expense: $360.01 Min expense: $4.51 Average expense: $76.635 The amount spent on groceries: $95.13 Total expense: $919.62