Grade

function grade(examPoints, homeworkPoints, totalHomework) {
    let maxPoints = 100;
    let totalPoints = (((examPoints * 100) / 400) * 0.9) + ((homeworkPoints * 100 / totalHomework) * 0.1);

    let grade = 3 + 2 * (totalPoints - maxPoints / 5) / (maxPoints / 2);

    if (examPoints === 400) {
        console.log((6).toFixed(2));

    } else if (grade < 3) {
        console.log((2).toFixed(2));
    } else if (grade > 6) {
        console.log((6).toFixed(2));
    } else {
        console.log(grade.toFixed(2));

    }
}