A car has traveled the entire distance (4/7) from place A to place B, which is exactly 160 kilometers. How many kilometers are there between A and B?
一辆汽车从甲地开往乙地，已经行了全程的(4/7)，正好是160千米．甲乙两地相距多少千米？
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">160 / (4/7)</gadget>
<output>280</output>

<result>280</result>