A train has traveled 160 kilometers from A to B, accounting for 4/5 of the whole journey. What is the distance in kilometers between A and B?
一列火车从甲地开往乙地，已经行驶了160千米，占全程的(4/5)，甲乙两地之间的距离是多少千米．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">160 / (4/5)</gadget>
<output>200</output>

<result>200</result>