A car drives from place A to place B. It travels the whole distance (3/7) and travels 120 kilometers. How many kilometers are there between places A and B?
一辆汽车从甲地开往乙地，行驶了全程的(3/7)，行驶了120千米，甲、乙两地相距多少千米？
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">120 / (3/7)</gadget>
<output>280</output>

<result>280</result>