According to relevant data, recycling 1 kg of waste paper can produce 0.8 kg of recycled paper. In the "Saving a piece of paper" activity carried out by the school this semester, 40 students in the second class of the fifth grade recycled 1.5 kilograms of waste paper on average. How many kilograms of recycled paper can be produced from the recycled waste paper in this shift?
据有关资料显示，回收1千克废纸可生产0.8千克再生纸．在这学期学校开展的"节约一张纸"活动中，五年级二班的40名学生，平均每人回收废纸1.5千克．这个班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>