After running for a period of time, a sprinkler sprinkles an area of 12 hectares, and this sprinkler sprinkles 200 meters per minute, and the sprinkler width is 10 meters. How many hours does this sprinkler drive?
一辆洒水车行驶一段时间后所洒的面积为12公顷，而这辆洒水车每分钟洒200米，洒水宽度为10米，求这辆洒水车行驶了几小时？
<gadget id="calculator">200 * 10</gadget>
<output>2_000</output>

<gadget id="calculator">10_000 / 2_000</gadget>
<output>5</output>

<gadget id="calculator">12 * 5</gadget>
<output>60</output>

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

<result>1</result>