The distance between A and B is 658 meters. Two cars, A and B, drive from A to B respectively. Two places, B and B are traveling towards each other at the same time, and they meet after 6.25 hours. The speed of car A is 45.5 kilometers per hour. How many kilometers per hour is the speed of car B?
A、B两地相距658米，甲、乙两辆汽车分别从A．、B两地同时相向而行，经过6.25小时后相遇，甲车的速度是每小时45.5千米，乙车的速度是每小时多少千米？
<gadget id="calculator">658 / 6.25</gadget>
<output>105.28</output>

<gadget id="calculator">105.28 - 45.5</gadget>
<output>59.78</output>

<result>59.78</result>