The floor of the school rehearsal hall is 36m long and 20m wide. How many cubic meters of wood will be used to lay a 3cm thick wooden floor for the rehearsal hall?
学校排练厅地面长36m，宽20m，要给排练厅铺设3cm厚的木质地板，至少要用了多少立方米木材？
<gadget id="calculator">3 / 100</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">36 * 20 * (3/100)</gadget>
<output>108/5 = around 21.6</output>

<result>108/5 = around 21.6</result>