The distance between the two places is 630 kilometers. Two passenger cars leave opposite places at the same time. After 5 hours, the two cars meet. It is known that the speed of car A per hour is that of car B (4/5), and car A travels 56 thousand per hour. m, how many kilometers did car B travel when they met?
两地相距630千米，两辆客车同时从两地相对开出，经5小时两车相遇，已知甲车每小时的速度是乙车的(4/5)，甲车每小时行56千米，相遇时乙车行了多少千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">56 / (4/5)</gadget>
<output>70</output>

<gadget id="calculator">5 * 70</gadget>
<output>350</output>

<result>350</result>