The dance room of the youth activity center is 36 meters long and 25 meters wide. To lay a 3cm thick wooden floor, how many square meters of wood should be used at least?
青少年活动中心的舞蹈室长36米宽25米，要铺设3cm厚的木质地板，至少要用多少方木材？
<gadget id="calculator">3 / 100</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">36 * 25 * (3/100)</gadget>
<output>27</output>

<result>27</result>