There is a batch of goods in the warehouse, which is transported away (1/4) on the first day, and 8 tons more than the first day on the second day. The ratio of the remaining goods to the total weight of this batch is 2:5. This batch of goods has How many meals?
仓库有一批货物，第一天运走(1/4)，第二天比第一天多运8吨，还剩下的货物和这批货物总重量的比是2：5，这批货物有多少顿？
<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(3/5) - (1/4) - (1/4)</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">8 / (1/10)</gadget>
<output>80</output>

<result>80</result>