A train is 180 meters long and travels 22 meters per second. How many seconds does it take for the whole train to pass through a cave of 1140 meters?
一列火车长180米，每秒钟行22米，全车通过1140米的山洞，需要多少秒．
<gadget id="calculator">180 + 1_140</gadget>
<output>1_320</output>

<gadget id="calculator">1_320 / 22</gadget>
<output>60</output>

<result>60</result>