A parallelogram wheat field has a base of 30m and a height of 25m. A total of 675kg of wheat has been harvested. How many kilograms of wheat are harvested on average per square meter?
一块平行四边形的麦田，底是30m，高25m，共收了675千克小麦，平均每平方米收小麦多少千克？
<gadget id="calculator">30 * 25</gadget>
<output>750</output>

<gadget id="calculator">675 / 750</gadget>
<output>9/10 = around 0.9</output>

<result>9/10 = around 0.9</result>