The distance between A and B is 375 kilometers. A car drives from A and travels a total of 150 kilometers in the first two hours. At this speed, how many hours will it take to reach B?
甲、乙两地相距375千米，一辆汽车从甲地开出，前两小时一共行驶了150千米．照这样的速度，还需要多少小时到达乙地．
<gadget id="calculator">375 - 150</gadget>
<output>225</output>

<gadget id="calculator">150 / 2</gadget>
<output>75</output>

<gadget id="calculator">225 / 75</gadget>
<output>3</output>

<result>3</result>