For every kilogram of waste paper recovered, 0.8 kilograms of recycled paper can be produced. There are 64 people in a class. If each person recycles 1.5 kg of waste paper, how many kg of recycled paper can be produced by this class?
每回收1千克废纸，可生产0.8千克再生纸．某班有64人，如果每人回收1.5千克废纸，这个班回收的废纸可生产多少千克再生纸？
<gadget id="calculator">0.8 * 1.5 * 64</gadget>
<output>76.8</output>

<result>76.8</result>