A cuboid leather oil tank, the length of the edge measured from the inside is 5 decimeters, known to weigh 0.8 kg per liter of oil. How many kilograms of oil can this tank hold?
一个正方体皮油箱，从里面量棱长为5分米，已知每升油重0.8千克．这个油箱最多可以装油多少千克．
<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<gadget id="calculator">0.8 * 125</gadget>
<output>100</output>

<result>100</result>