A pan can only bake two cakes at a time, and it takes 4 minutes to bake one cake (2 minutes for the front and back sides), so how many minutes is the minimum time to bake three cakes with it?
一只平底锅每次只能烙两张饼，用它烙一张饼需要4分钟(正反面各2分钟)，那么用它烙三张饼至少需要多少分钟．
<gadget id="calculator">2 + 2 + 2</gadget>
<output>6</output>

<result>6</result>