80/100

function hello(input) {
    let recorInSec = +input[0];
    let distanceInM = +input[1];
    let timeS1M = +input[2];

    let timeInSec = distanceInM * timeS1M;

    let bonus15Sec1 = Math.floor(distanceInM / 15);
    let bonus15Sec2 = bonus15Sec1 * 12.5;

    let totaltime = timeInSec + bonus15Sec2;

    let enough = Math.abs(totaltime);
    let notenough = Math.abs(recorInSec - totaltime);

    if (totaltime < recorInSec) {
        console.log(`Yes, he succeeded! The new world record is ${enough.toFixed(2)} seconds.`);
    } else if (totaltime > recorInSec) {
        console.log(`No, he failed! He was ${notenough.toFixed(2)} seconds slower.`);
    }
}