Two cars, big and small, drive from A to B at the same time. When the small car travels to (1/2) of the whole journey, the big car travels 48 kilometers. At this speed, when the small car reaches B, the big car After the whole journey (4/5), how many kilometers is the distance between A and B?
大小两辆汽车同时从甲地开往乙地，当小汽车行到全程的(1/2)时，大汽车行了48千米，照这样的速度，当小汽车到达乙地时，大汽车行了全程的(4/5)，甲、乙两地相距多少千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 / (4/5)</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">48 * (5/2)</gadget>
<output>120</output>

<result>120</result>