Two cars, A and B, drive from the east and the west at the same time. Car A travels 56 kilometers per hour. Car B meets A after driving for 3 hours. ). How many kilometers is the distance between East and West?
甲、乙两辆汽车同时从东、西两地相对开出，甲车每小时行56千米，乙车开出3小时与甲车相遇，相遇时，乙车行驶了全程的(5/12)．东、西两地相距多千米？
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">1 - (5/12)</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">3 / (7/12)</gadget>
<output>36/7 = around 5.142857</output>

<gadget id="calculator">56 * (36/7)</gadget>
<output>288</output>

<result>288</result>