The fruit shop brings in some fruits, sells 25% of the total weight in the morning, and sells 50kg in the afternoon, which is 5% less than in the morning. How many kilograms are there in this batch of fruits?
水果店运进一些水果，上午卖出总质量的25%，下午卖出50kg，比上午少卖出5%，这批水果有多少千克？
<gadget id="calculator">19 / 80</gadget>
<output>19/80 = around 0.2375</output>

<gadget id="calculator">50 / (19/80)</gadget>
<output>4_000/19 = around 210.526316</output>

<result>4_000/19 = around 210.526316</result>