JSFiddle - React, Tailwind, and code Playground

HTML

<span class="finalRate"></span>

JavaScript

var numberOfPeople;
var tripleAStatus;
var roomView;
var discountRate;
var roomRate;
var finalRate;
var discountPercent;

//Input

numberOfPeople = prompt("How many guests will their be? 6 Maximum.");

tripleAStatus = prompt("Are you a AAA Member? Y/N.");

roomView = prompt("Would you like your room to have a view?");



//Logic

if ((numberOfPeople <= 2) && (numberOfPeople > 0)) {
   roomRate = 50;
   discountPercent = .15;
} else if ((numberOfPeople <= 4) && (numberOfPeople > 2)) {
   roomRate = 60;
   discountPercent = .10;
} else if ((numberOfPeople <= 5) && (numberOfPeople > 4)) {
   roomRate = 70;
   discountPercent = .5;
} else {
   alert("Your number of guests must be at least 1 and no more than 6");
}

if (tripleAStatus === "Y") {
   discountRate = roomRate - (roomRate * discountPercent);
} else if (tripleAStatus === "N") {
   discountRate = roomRate;
} else {
   alert("You need to answer with either Y or N");
}

if (roomView === "Y") {
   finalRate = (discountRate) + ((discountRate) * .10);
} else if (roomView === "N") {
   finalRate = discountRate;
} else {
   alert("You need to answer with either Y or N");
}

//Output

$('.finalRate').text("Total cost per night is " + "$" + finalRate);