car goes from place A to place B. After traveling for a certain distance, it is still 54 kilometers away from place B, and then travels 20% of the whole journey. At this time, the distance traveled is the distance that has not been traveled (3/4) ． How many miles is it from A to B?
一辆车从甲地到乙地，行了一段路程后，离乙地还有54千米，接着又行了全程的20%，这时已行的路程是未行路程的(3/4)．甲地到乙地有多少千米？
<gadget id="calculator">3 + 4</gadget>
<output>7</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(4/7) + (1/5)</gadget>
<output>27/35 = around 0.771429</output>

<gadget id="calculator">54 / (27/35)</gadget>
<output>70</output>

<result>70</result>