JSFiddle - React, Tailwind, and code Playground

HTML

<select id="bedrooms">
  <option>Choose beds</option>
  <option value="150">1 bed</option>
  <option value="200">2 beds</option>
  <option value="300">3 beds</option>
  <option value="400">4 beds</option>
</select>

<div id="price"></div>

JavaScript

$("#bedrooms").change(function() {
    if ($.isNumeric($(this).val())) {
        $("#price").html("price: $ " + $(this).val());
    } else {
        $("#price").empty();
    };
});