A bucket of water weighs 54 kilograms. After some of it is poured out, the remaining amount is 50% more than that poured out. How many kilograms are poured out?
一桶水重54千克，倒去一些后，余下的比倒去的多50%，倒出多少千克
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 + (1/2) + 1</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">54 / (5/2)</gadget>
<output>108/5 = around 21.6</output>

<result>108/5 = around 21.6</result>