Evaluate postfix expression 6, 2, 3, +, –, 3, 8, 2, /, +, *, 2, ↑, 3, +

A first block statement is invalid beyond a specified time.

Program Unit Score Calculator Console App Write a Python Console Application program that allows the user to enter the marks for different assessments in a unit, and computes the total mark and grade for the unit.  Here is the program logic specification: There are six assessment activities Quiz1, Quiz2, Quiz3, Quiz4, Lab Journal, Major Assignment and Final Exam. The four quizzes are worth 5 marks each, the Lab Journal is worth 10 marks, the Major Assignment is worth 30 marks and the Final Exam is worth 40 marks. The algorithm for computing the total mark for the unit is:  Total Mark = Quiz1+Quiz2+Quiz3+Quiz4+Major Assignment+ Lab Journal + Final Exam The following screenshot shows a successful test run: