A car and a bicycle set off at the same time from places A and B, which are 150 kilometers apart, and head towards each other. The car stops for half an hour for refueling, but the bicycle meets the car after 3 hours. The speed of the bicycle is known to be 12.5 Find the speed of the car in km/h.
一辆汽车和一辆自行车从相距150千米的甲、乙两地同时出发，相向而行，途中汽车因加油停了半小时，结果自行车3小时后与汽车相遇，已知自行车的速度是12.5千米/时，求汽车的速度．
<gadget id="calculator">113.5 / 2.5</gadget>
<output>45.4</output>

<result>45.4</result>