frontend-avond-javascript-oefeningen/variables.js

let shuttleName = "Determination";
let shuttleSpeedMph = 17_500;
const DISTANCE_TO_MARS_KM = 225_000_000;
const DISTANCE_TO_MOON_KM = 384_400;
const MILES_PER_KM = 0.621;
const HOURS_PER_DAY = 24;

console.log(typeof shuttleName);
console.log(typeof shuttleSpeedMph);
console.log(typeof DISTANCE_TO_MARS_KM);
console.log(typeof DISTANCE_TO_MOON_KM);
console.log(typeof MILES_PER_KM);

let milesToMars = (DISTANCE_TO_MARS_KM * MILES_PER_KM);
let hoursToMars = (milesToMars / shuttleSpeedMph);
let daysToMars = (hoursToMars / HOURS_PER_DAY);

console.log(`${shuttleName} will take ${daysToMars.toFixed(2)} days to reach Mars.`);

let milesToMoon = (DISTANCE_TO_MOON_KM * MILES_PER_KM);
let hoursToMoon = (milesToMoon / shuttleSpeedMph);
let daysToMoon = (hoursToMoon / HOURS_PER_DAY);

console.log(`${shuttleName} will take ${daysToMoon.toFixed(2)} days to reach Moon.`);