title: Add prices to combobox values and display the total after selection on buttonclick Tkinter
body: <p>Trying to add prices for different sizes and toppings with button-click to display total order.</p>
  <pre><code>def show_answer():
  print (box1.get())
  print (box2.get())
  print (box3.get())
  
  Label (main, text=&quot;Select Scoops: &quot;).grid(row=5, column=1)
  Scoops =['One','Two','Three']
  box2 = ttk.Combobox (main, values=Scoops)
  box2.grid(row=5, column=2)
  
  Label (main, text=&quot;Select Topping: &quot;).grid(row=7, column=1)
  Toppings =['Nuts','Whipped Cream','Cherries']
  box3 = ttk.Combobox (main, values=Toppings)
  box3.grid(row=7, column=2)
  
  Button (main, text='Order Now', command=show_answer).grid (row=9, column=2, sticky=W, pady=6)
  </code></pre>