There is the same amount of oil in 5 barrels. If 8 kilograms are poured out of each barrel and put into an empty oil tank, then the oil in the 5 barrels is exactly twice the oil in the oil tank. It turns out that each barrel How many kilograms of oil is in it?
5个桶里装有同样多的油，如果从每个桶里分别倒出8千克装入一个空油罐，那么5个桶里的油正好是油罐里油的2倍，原来每个桶里有油多少千克？
<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">5 * 8 * (3/5)</gadget>
<output>24</output>

<result>24</result>