cubic water tank has a total length of 6m, how many liters of water can it hold at most.
一个正方体水箱，总陵长是6m，它最多装水多少升．
<gadget id="calculator">10 / 12</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">6 * (5/6) * 6 * (5/6) * 6 * (5/6)</gadget>
<output>125</output>

<result>125</result>