A cylindrical gasoline barrel has a bottom diameter of 8dm and a height of 10dm. If gasoline weighs 0.72kg per cubic decimeter and the oil barrel weighs 12kg, how many kilograms does such a full oil barrel weigh?
一个圆柱形汽油桶，底面直径为8dm，高10dm，如果每立方分米汽油重0.72kg，油桶重12kg，这样一个装满油的油桶重多少千克？
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3.14 * 16 * 10 * 0.72</gadget>
<output>361.728</output>

<gadget id="calculator">361.728 + 12</gadget>
<output>373.728</output>

<result>373.728</result>