Each square meter of broad-leaved forest can release 75 grams of oxygen per day, which is 5 times that of each square meter of grassland. How many grams of oxygen can be released per square meter of grassland per day? (solution with equation)
每平方米阔叶林一天能释放氧气75克，是每平方米草地所释放氧气的5倍，每平方米草地一天能释放氧气多少克？(用方程解答)
<gadget id="calculator">75 / 5</gadget>
<output>15</output>

<result>15</result>