A triangular piece of land has a base length of 500 meters and a height of 64 meters. A total of 3,520 kilograms of rapeseed is harvested. How many kilograms of rapeseed are produced per hectare on average?
一块三角形地，底长500米，高是64米，共收油菜籽3520千克，平均每公顷产油菜籽多少千克？
<gadget id="calculator">64 / 2 / 10_000</gadget>
<output>2/625 = around 0.0032</output>

<gadget id="calculator">500 * (2/625)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">3_520 / (8/5)</gadget>
<output>2_200</output>

<result>2_200</result>