Recycling every kilogram of waste paper can produce 0.8 kilograms of recycled paper. If each person recycles 1.5 kilograms of waste paper, there are 40 people in our class. How many kilograms of recycled paper can be produced from recycled waste paper?
回收每千克废纸可以生产0.8千克再生纸，如果每人回收1.5千克废纸，咱们班共40人，回收的废纸可生产多少千克再生纸？
<gadget id="calculator">40 * 1.5 * 0.8</gadget>
<output>48</output>

<result>48</result>