If each person recycles 1.5 kilograms of waste paper, how many kilograms of waste paper can the 39 people in our class recycle?
如果每人回收1.5千克的废纸，我们班39人可回收废纸多少千克？
<gadget id="calculator">1.5 * 39</gadget>
<output>58.5</output>

<result>58.5</result>