The airport will build a new runway with a length of 3000 meters and a width of 80 meters. How many hectares does this runway cover?
飞机场新建一条跑道，长3000米，宽80米．这条跑道占地多少公顷？
<gadget id="calculator">3_000 * 80</gadget>
<output>240_000</output>

<gadget id="calculator">240_000 / 10_000</gadget>
<output>24</output>

<result>24</result>