do you know? An untightened faucet can drip (1/5) kilograms of water per hour. In this case, how many kilograms of water will be wasted in a day?
你知道吗？一个没拧紧的水龙头，每小时可以滴水(1/5)千克，这样的话，一天会浪费多少千克水？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * 24</gadget>
<output>24/5 = around 4.8</output>

<result>24/5 = around 4.8</result>