A pile of cement transported 54 tons, which happens to be (3/7) of this pile of cement. How much is this pile of cement?
一堆水泥运走了54吨，刚好是这堆水泥的(3/7)，这堆水泥有多少．
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">54 / (3/7)</gadget>
<output>126</output>

<result>126</result>