The number of people in the whole school (3/7) is 360, how many people are there in the whole school?
全校人数的(3/7)是360人，全校有多少人？
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">360 / (3/7)</gadget>
<output>840</output>

<result>840</result>