The two warships "Yingfeng" and "Breaking Waves" sailed from two ports 1,200 kilometers apart at the same time. The speed of "Yingfeng" is 60 km/h. What is the speed of the "Broken Wave" before the two ships meet in exactly 8 hours?
"迎风号"和"破浪号"两艘军舰同时从相距1200千米的两个港口相对开出．"迎风号"的速度是60千米/时．"破浪号"的速度需要达到多少，两舰才会正好8小时相遇？
<gadget id="calculator">1_200 / 8</gadget>
<output>150</output>

<gadget id="calculator">150 - 60</gadget>
<output>90</output>

<result>90</result>