Jinchang Cement Plant produced 80,000 tons of cement in July, 2.5 times that in August, and 1.6 times that in September. How many tons of cement did it produce in September?
金昌水泥厂七月份生产水泥8万吨，八月份生产的是七月份的2.5倍，也是九月份的1.6倍，九月份生产水泥多少万吨？
<gadget id="calculator">2.5 / 1.6</gadget>
<output>1.5625</output>

<gadget id="calculator">8 * 1.5625</gadget>
<output>12.5</output>

<result>12.5</result>