Computer Firm

function computerFirm(input) {
    let models = Number(input[0]);
    let sales = 0;
    let rating = 0;
    for (let i = 1; i <= models; i++) {
        let modelRating = Number(input[i]) % 10;
        let modelSales = Math.floor(Number(input[i]) / 10);
        if (modelRating === 2){
            sales += 0;
        } else if (modelRating === 3) {
            sales += modelSales / 100 * 50;
        } else if (modelRating === 4) {
            sales += modelSales / 100 * 70;
        } else if (modelRating === 5) {
            sales += modelSales / 100 * 85;
        } else if (modelRating === 6) {
            sales += modelSales;
        }
        rating += modelRating;
    }
    console.log(`${sales.toFixed(2)}`);
    console.log(`${(rating / models).toFixed(2)}`);
}