Checkbox select the whole row laravel 7

I am trying to create a menu with food and price ,when I Choose the food that I want ( using checkbox ) I want to receive also the price of that specific choosen food.

PS: I am using laravel 7 (without jquery), I can receive the food after checking it but not its price. So My question how to select the whole row with one checkbox.enter image description here

view:

<form action="" method="post">
                      @csrf
                      @method('post')
                      <input type="hidden" name="restaurantname" value="Restaurant A">
                      <div class="form-group">
                          <div class="card-header">
                              <div class="row">
                                  <div class="form-group col-md-4">
                                      
                                  </div>
                                  <div class="form-group col-md-4">
                                      
                                  </div>
                                  <div class="form-group col-md-4">
                                      
                                  </div>

                              </div>



                          </div>

                          <div id="row-1">
                              <div class="row">
                                  <div class="form-group col-md-4">
                                      <input type="checkbox" name="salade[]" value="salade1" id="chk-1" />Salade1
                                  </div>
                                  <div class="form-group col-md-4">
                                      <input type="checkbox" value="30" id="price" name="price[]"> 30 Dh
                                  </div>
                                  <div class="form-group col-md-4">
                                      <input type="checkbox" value="1" name="qt[]"> 1
                                      <input type="checkbox" value="2" name="qt[]"> 2
                                      <input type="checkbox" value="3" name="qt[]"> 3
                                      <input type="checkbox" value="4" name="qt[]"> 4

                                  </div>
                              </div>
                          </div>
                          <br>

                          <div id="row-2">
                              <div class="row">
                                  <div class="form-group col-md-4">
                                      <input type="checkbox" name="salade[]" value="salade2" />Salade2
                                  </div>

                                  <div class="form-group col-md-4">
                                      <input type="checkbox" value="40" id="price2" name="price[]"> 40 Dh
                                  </div>
                                  <div class="form-group col-md-4">
                                      <input type="checkbox" value="1" name="qt[]"> 1
                                      <input type="checkbox" value="2" name="qt[]"> 2
                                      <input type="checkbox" value="3" name="qt[]"> 3
                                      <input type="checkbox" value="4" name="qt[]"> 4

                                  </div>
                              </div>

                          </div>
                      </div>

controller : I just wanna see them , not inserting them in DB, not yet


  public function add(Request $request)
  {
      echo ($request->restaurantname);

      $checked_array= $request->salade;

      if ($checked_array) {
          foreach ($checked_array as $c) {
              echo ($c);
          }
      }
}