A desk has 5 drawers, each drawer is 50cm long, 40cm wide, and 10cm deep. How many square meters of wood boards are needed to make the drawers of this desk?
一张办公桌有5个抽屉，每个抽屉长为50cm，宽为40cm，深为10cm，做这个办公桌的抽屉至少需要多少平方米木板？
<gadget id="calculator">0.31 * 5</gadget>
<output>1.55</output>

<result>1.55</result>