A car has traveled 45% of the journey from A to B, which is exactly 126 kilometers. How many kilometers are there between A and B?
一辆车从甲往乙，已行了全程的45%，刚好行了126千米，甲、乙相距多少千米？
<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">126 / (9/20)</gadget>
<output>280</output>

<result>280</result>