A box of fruit weighs 20 kilograms. After taking out (1/4), the weight of the box is 15.2 kilograms. How many kilograms of fruit are there in the original box?
一箱水果，连箱重20千克，取出(1/4)后，连箱重15.2千克，原来箱中的水果要多少千克？
<gadget id="calculator">20 - 15.2</gadget>
<output>4.8</output>

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

<gadget id="calculator">4.8 / (1/4)</gadget>
<output>19.2</output>

<result>19.2</result>