A, B, and C are three people. A walks 100 meters per minute, B walks 90 meters per minute, and C walks 80 meters per minute. A starts from the East Village, and B and C start from the West Village at the same time. They walk towards each other. On the way, A and B One minute after the meeting, he meets C again. How many meters is the distance between the east and west villages?
甲、乙、丙三人，甲每分钟走100米，乙每分钟走90米，丙每分钟走80米，甲从东村，乙、丙从西村同时出发，相向而行，途中甲、乙相遇后1分钟又与丙相遇，东西两村的距离是多少米？
<gadget id="calculator">100 + 80</gadget>
<output>180</output>

<gadget id="calculator">90 - 80</gadget>
<output>10</output>

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

<gadget id="calculator">100 + 90</gadget>
<output>190</output>

<gadget id="calculator">180 * (1/10) * 190</gadget>
<output>3_420</output>

<result>3_420</result>