A and B start from A and B respectively at the same time, and walk toward each other. After 15 minutes, the distance between the two people passing the meeting point is 120 meters. It is known that A travels in 25 minutes, and B walks every minute. 25 meters, what is the distance between A and B?
甲、乙两人分别从A、B两地同时出发，相向而行，经过15分，走过相遇点的两人的距离是120米，已知甲行完全程要25分，乙每分走25米，A、B两地相距多少米？
<gadget id="calculator">25 * 15</gadget>
<output>375</output>

<gadget id="calculator">375 - 120</gadget>
<output>255</output>

<gadget id="calculator">25 - 15</gadget>
<output>10</output>

<gadget id="calculator">255 / 10</gadget>
<output>51/2 = around 25.5</output>

<gadget id="calculator">(51/2) * 25</gadget>
<output>1_275/2 = around 637.5</output>

<result>1_275/2 = around 637.5</result>