food packaging bag is 0.2 meters long and 0.17 meters wide. If 500 such food bags are made, how many square meters of such plastic film is needed at least?
一种食品包装袋，长0.2米，宽0.17米，如果制作500个这样的食品袋，至少需要这样的塑料薄膜多少平方米？
<gadget id="calculator">0.2 * 0.17 * 500</gadget>
<output>17</output>

<result>17</result>