A batch of fruits is shipped from the fruit shop, among which apples account for 20% of the total weight of the fruit, and oranges account for 25% of the total weight of the fruit. The oranges are 100 kg more than the apples. How many kilograms are there in total in this batch?
水果店运来一批水果，其中苹果占水果总重的20%，橘子占水果总重的25%，橘子比苹果多100千克，这批水果共有多少千克？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/4) - (1/5)</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">100 / (1/20)</gadget>
<output>2_000</output>

<result>2_000</result>