A, B, and C are three people. A walks 200 meters per minute, B walks 225 meters per minute, and C walks 250 meters per minute. A and B walk towards each other from the East Village and C from the West Village at the same time. C and B meet A after 10 minutes , Find the distance between East and West Villages.
甲乙丙三人，甲每分走200米，乙每分走225米，丙每分走250米，甲乙从东村、丙从西村同时相向而行，丙与乙相遇10分后再与甲相遇，求东西村距离．
<gadget id="calculator">250 + 200</gadget>
<output>450</output>

<gadget id="calculator">225 - 200</gadget>
<output>25</output>

<gadget id="calculator">10 / 25</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">225 + 250</gadget>
<output>475</output>

<gadget id="calculator">450 * (2/5) * 475</gadget>
<output>85_500</output>

<result>85_500</result>