Two students A and B live on the same street. They start from home at the same time and walk towards each other. A's speed is 100 m/min, while B's speed is 120 m/min. The distance between the two is 60 m from the midpoint meet everywhere. How far is the distance between the homes of students A and B?
甲、乙两个同学住在同一条大街上，两人同时从家出发，相向而行，甲的速度是100米/分，乙的速度是120米/分，两人在距中点60米处相遇．甲、乙两个同学的家相距多少米？
<gadget id="calculator">120 + 100</gadget>
<output>220</output>

<gadget id="calculator">120 - 100</gadget>
<output>20</output>

<gadget id="calculator">2 / 20</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">60 * (1/10)</gadget>
<output>6</output>

<gadget id="calculator">220 * 6</gadget>
<output>1_320</output>

<result>1_320</result>