There is a batch of goods in the warehouse. On the first day, 20 tons were transported, and the tonnage transported on the second day was more than that on the first day (6/17). How many tons is the batch?
库房有一批货物，第一天运走20吨，第二天运的吨数比第一天多(6/17)，这时还剩这批货物总量的(9/17)没运，这批货物有多少吨？
<gadget id="calculator">6 / 17</gadget>
<output>6/17 = around 0.352941</output>

<gadget id="calculator">1 + (6/17)</gadget>
<output>23/17 = around 1.352941</output>

<gadget id="calculator">20 * (23/17)</gadget>
<output>460/17 = around 27.058824</output>

<gadget id="calculator">20 + (460/17)</gadget>
<output>800/17 = around 47.058824</output>

<gadget id="calculator">9 / 17</gadget>
<output>9/17 = around 0.529412</output>

<gadget id="calculator">1 - (9/17)</gadget>
<output>8/17 = around 0.470588</output>

<gadget id="calculator">(800/17) / (8/17)</gadget>
<output>100</output>

<result>100</result>