Cars A and B start from the east and west at the same time, and drive towards each other. A travels 36 kilometers per hour, and B travels 30 kilometers per hour. The two vehicles meet at a distance of 9 kilometers from the midpoint. Find the east and west The distance between the two places.
甲、乙两车同时从东、西两地出发，相向而行，甲每小时行36千米，乙每小时行30千米，两车在距离中点9千米处相遇，求东、西两地间的距离．
<gadget id="calculator">36 - 30</gadget>
<output>6</output>

<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">36 + 30</gadget>
<output>66</output>

<gadget id="calculator">9 * (1/3) * 66</gadget>
<output>198</output>

<result>198</result>