Cars A and B drive towards each other from places A and B at the same time. The speed of car A is 50 km/h, and the speed of car B is 40 km/h. When car A passes the distance between A and B ( 1/3) When it is 50 kilometers longer, meet the second car. What is the distance between A and B in miles?
甲、乙两车分别从A、B两地同时相向开出，甲车的速度是50千米/时，乙车的速度是40千米/时，当甲车驶过A、B距离的(1/3)多50千米时，与乙车相遇．A、B两地相距多少千米．
<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(5/9) - (1/3)</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">50 / (2/9)</gadget>
<output>225</output>

<result>225</result>