A parallelogram cornfield has a base length of 30 meters and a height of 24 meters. The total harvested corn is 756 kilograms. How many kilograms of corn can be harvested on average per square meter?
一块平行四边形玉米地，底长30米，高24米，共收玉米756千克，平均每平方米收玉米多少千克？
<gadget id="calculator">30 * 24</gadget>
<output>720</output>

<gadget id="calculator">756 / 720</gadget>
<output>21/20 = around 1.05</output>

<result>21/20 = around 1.05</result>