Cars A and B depart from the east and west stations at the same time, and continue to drive after they meet. When the distance between cars A and B is 29.4 kilometers, car A has traveled the entire distance (3/5), and the car has traveled 75% of the journey. How many kilometers is the distance between the east and west stations?
甲乙两车从东西两站同时相对开出，相遇后继续行驶，当甲乙两车相距29.4千米时，甲车行了全程的(3/5)，车行了全程的75%．东西两站相距多少千米？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) - 1</gadget>
<output>-1/4 = around -0.25</output>

<gadget id="calculator">(3/5) + (-1/4)</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">29.4 / (7/20)</gadget>
<output>84</output>

<result>84</result>