The passenger car and the truck depart from A and B oppositely at the same time. The passenger car travels 50 kilometers per hour, and the speed of the truck is (4/5) that of the passenger car. After meeting, the passenger car continues to drive for 2 hours to arrive at B. The distance between A and B is How many kilometers?
客车和货车同时从A、B两地相对开出，客车每小时行50千米，货车速度是客车的(4/5)，相遇后客车继续行驶2小时到达B地，A、B两地相距多少千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">50 * (4/5)</gadget>
<output>40</output>

<gadget id="calculator">50 + 40</gadget>
<output>90</output>

<gadget id="calculator">50 * 2</gadget>
<output>100</output>

<gadget id="calculator">100 / 40</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">90 * (5/2)</gadget>
<output>225</output>

<result>225</result>