Cars A and B leave opposite places at the same time from places A and B respectively, and meet each other after two hours. After meeting each other, they continue to move forward, and after another 1.5 hours, car A arrives at point B. At this time, car B is still 35 kilometers away from point A. Find the speed of car B.
甲、乙两车分别从A、B两地同时相对开出，经过两个小时相遇．相遇过后各自继续前进，又经过1.5小时，甲车到达B地，这个时候乙车距离A地还有35千米．求乙车速度．
<gadget id="calculator">2 / 1.5</gadget>
<output>1.333333</output>

<gadget id="calculator">1 / 1.333333</gadget>
<output>0.75</output>

<gadget id="calculator">1 - 0.75</gadget>
<output>0.25</output>

<gadget id="calculator">35 / 0.25</gadget>
<output>140</output>

<gadget id="calculator">140 - 35</gadget>
<output>105</output>

<gadget id="calculator">2 + 1.5</gadget>
<output>3.5</output>

<gadget id="calculator">105 / 3.5</gadget>
<output>30</output>

<result>30</result>