JSFiddle - React, Tailwind, and code Playground

HTML

<div id="myRadioGroup">

2 Cars<input type="radio" name="cars" checked="checked" value="twoCarDiv"  />

3 Cars<input type="radio" name="cars" value="threeCarDiv" />

<div id="twoCarDiv" class="desc">
2 Cars Selected
</div>
<div id="threeCarDiv" class="desc">
3 Cars
</div>
</div>

JavaScript

$(document).ready(function(){ 
    $("input[name='cars']").click(function() {
       
        var test = $(this).val();
        $(".desc").hide();
        $("#"+test).show();
    }); 
});