A bag of rice has eaten (2/5) of it, and there is still 75kg left. How many kilograms does this bag of rice weigh?
一袋大米吃了它的(2/5)，还剩75kg，这袋大米一共重多少千克．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">75 / (3/5)</gadget>
<output>125</output>

<result>125</result>