Repainting

function repainting(input) {
    let nylon =  Number(input[0]);
    let paint = Number(input[1]);
    let thinner = Number(input[2]);
    let hours = Number(input[3]);

    let nylonPrice = (nylon + 2) * 1.50;
    let paintPrice = ((paint * 0.10) + paint) * 14.50;
    let thinnerPrice = thinner * 5.00;

    let finalSum = nylonPrice + paintPrice + thinnerPrice + 0.40;
    let workersSum = finalSum * 0.30 * hours;

    let total = finalSum + workersSum;

        console.log(total);
    }