8 sheep eat a total of 288 kilograms of grass in 9 days. How many kilograms of grass does each sheep eat per day on average?
8只羊9天一共吃草288千克，平均每只羊每天吃草多少千克？
<gadget id="calculator">288 / 8 / 9</gadget>
<output>4</output>

<result>4</result>