JSFiddle - React, Tailwind, and code Playground

JavaScript

var speed = prompt("Do you know how to type?");
speed = speed.toLowerCase();
if (speed === "yes" ) {
    var howFast = prompt("what is your wpm?(the answer must be a number between 1 and 200");
    switch(true) {
        case (parseInt(howFast) <= 10):
        console.log("you are a snail! practice and type at least 20 wpm, then try this again.");
        break;
        case (parseInt(howFast) <= 30):
        console.log("you are still pretty slow, but you're getting there!");
        break;
        case (parseInt(howFast) <= 50):
        console.log("you are getting there, keep trying");
        break;
        case (parseInt(howFast) <= 90):
        console.log("WoW! Excellent job! Your tenacity has paid off");
        break;
        case (parseInt(howFast) > 90):
        console.log("you are a megaracer! congratulations!");
        break;
        default:
            console.log("DOES NOT COMPUTE... You're either superfast or playing around!");  
    }
    } else { alert("learn how to type and comeback.");}