Two people, A and B, are walking toward each other from A and B at the same time. When they meet for the first time, A is 800 meters away from A. After meeting, they continue to move forward to the other party’s starting point and return. When A is the whole distance from A (2 /5) When the two meet for the second time, how many meters are there between AB and AB?
甲乙两人同时从A、B两地相向而行，第一次相遇时，甲离A地800米，相遇后继续前进到对方出发地返回时，当甲离A地的距离是全程的(2/5)时，两人第二次相遇，AB两地相距多少米．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">2 - (2/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">3 / (8/5)</gadget>
<output>15/8 = around 1.875</output>

<gadget id="calculator">800 * (15/8)</gadget>
<output>1_500</output>

<result>1_500</result>