There are two square tiles. The side length of the first tile is 2 decimeters, and the side length of the second tile is 3 times that of the first tile. What is the perimeter of the second tile?
有两块正方形瓷砖，第一块的边长是2分米，第二块的边长是第一块的3倍，第二块瓷砖的周长是多少分米？
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<result>24</result>