Uncle Zhang uses iron sheets to make 10 cuboid ventilation pipes with a length of 0.6 meters, a width of 0.5 meters, and a height of 4 meters. How many square meters of iron sheets are used?
张叔叔用铁皮做10个长0.6米，宽0.5米，高4米的长方体通风管，共用多少平方米的铁皮？
<gadget id="calculator">0.6 * 4</gadget>
<output>2.4</output>

<gadget id="calculator">0.5 * 4</gadget>
<output>2</output>

<gadget id="calculator">2.4 + 2</gadget>
<output>4.4</output>

<gadget id="calculator">4.4 * 2 * 10</gadget>
<output>88</output>

<result>88</result>