cuboid swimming pool is 50 meters long, 20 meters wide, and 2.4 meters high. It is necessary to paste tiles with an area of 5 square decimeters on the four walls. How many such tiles need to be pasted in the entire swimming pool?
一个长方体的游泳池，长50米、宽20米、高2.4米，要在四壁贴上面积为5平方分米的瓷砖，整个游泳池需贴多少块这样的瓷砖？
<gadget id="calculator">50 * 2.4</gadget>
<output>120</output>

<gadget id="calculator">20 * 2.4</gadget>
<output>48</output>

<gadget id="calculator">120 + 48</gadget>
<output>168</output>

<gadget id="calculator">2 / 0.05</gadget>
<output>40</output>

<gadget id="calculator">168 * 40</gadget>
<output>6_720</output>

<result>6_720</result>