Two identical water pumps can irrigate 1.8 hectares of land in 3 hours, how many hectares of land can be irrigated by one water pump per hour?
2台同样的抽水机，3小时可以浇地1.8公顷，一台抽水机每小时可以浇地多少公顷？
<gadget id="calculator">1.8 / 2 / 3</gadget>
<output>0.3</output>

<result>0.3</result>