dom po vep

student1 = {
    "name": "Александра",
    "class": 10,
    "grades": [6.00, 5.50, 5.75]
}

student2 = {
    "name": "Борислав",
    "class": 11,
    "grades": [4.00, 5.25, 4.75]
}

student3 = {
    "name": "Гергана",
    "class": 10,
    "grades": [5.00, 6.00, 6.00]
}

student4 = {
    "name": "Даниел",
    "class": 12,
    "grades": [3.50, 4.00, 3.75]
}
students = [student1, student2, student3, student4]
for i in students:
    print(f"{i["name"]}: {(sum(i['grades']) / len(i['grades'])):.2f}")