Recycling 1 kg of waste paper can produce 0.8 kg of recycled paper. There are 45 people in our class. If each person recycles 1.6 kilograms of waste paper, how many kilograms of recycled paper can be produced?
回收1千克废纸可生产0.8千克再生纸．我们班有45人，如果每人回收1.6千克的废纸，可以生产多少千克的再生纸？
<gadget id="calculator">45 * 1.6 * 0.8</gadget>
<output>57.6</output>

<result>57.6</result>