Q.3 A VIT faculty assigns the following weightage of marks/ grade on four assignments for five [15] students in a python course. U 0.2 0.2 0.3 100 60 60 90 90 80 70 87 Write python program to read the above table of students' grades from a text file (grades.txt), calculate average grade for each student and print out the result as student's name along with their average grade using another text file (results.txt)