A barrel of oil weighs 360 kilograms. After eating for 6 days, there are still 60 kilograms left. How many kilograms are eaten per day on average?
一桶油重360千克，吃了6天，还剩60千克，平均每天吃多少千克？
<gadget id="calculator">360 - 60</gadget>
<output>300</output>

<gadget id="calculator">300 / 6</gadget>
<output>50</output>

<result>50</result>