Two trains, A and B, depart from two stations at the same time. The average speed of train A is 90 kilometers per hour, and the average speed of train B per hour is (5/6) that of train A. After 2.5 hours, the two cars met on the way. What is the distance in kilometers between the two stations?
甲、乙两列火车从两站同时相向开出，甲车平均每小时行90千米，乙车每小时平均速度是甲车的(5/6)．经过2.5小时两车在途中相遇．两站之间的距离是多少千米？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">90 * (5/6)</gadget>
<output>75</output>

<gadget id="calculator">90 + 75</gadget>
<output>165</output>

<gadget id="calculator">165 * 2.5</gadget>
<output>412.5</output>

<result>412.5</result>