The supermarket shipped oranges and apples yesterday, and the oranges weighed 20 kilograms, which was exactly the mass of apples (4/5). How many kilograms of fruits were shipped yesterday?
超市昨天运来橘子和苹果两种水果，其中橘子有20千克，正好是苹果质量的(4/5)，昨天共运来水果多少千克？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">20 / (4/5)</gadget>
<output>25</output>

<gadget id="calculator">25 + 20</gadget>
<output>45</output>

<result>45</result>