Cars A and B drive from two places 760 kilometers apart at the same time. After 4 hours, they meet. Car A travels 100 kilometers per hour. How many kilometers per hour does Car B travel?
甲乙两车同时从相距760千米的两地同时开出，经过4小时相遇，甲车每小时行100千米，乙车每小时行多少千米？
<gadget id="calculator">760 / 4</gadget>
<output>190</output>

<gadget id="calculator">190 - 100</gadget>
<output>90</output>

<result>90</result>