Convert minutes to km to km/h

by riddla

HTML

<link rel="stylesheet" href="http://netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<form class="" role="form">
  <div class="well">
      <p class="lead">
          If I need <input type="number" class="form" id="exampleInputEmail2" placeholder="Enter minutes"/> minutes for <input type="number" class="form"  placeholder="Enter km"/> km, then I have an average of <input readonly /> km/h.</p>
  </div>
  <button type="submit" class="btn btn-default">Calculate</button>
</form>

CSS

.form-control { width:20%; }