The distance between A and B is 325 kilometers, and a car travels 195 kilometers in 3 hours. At this speed, how many hours will it take to complete the journey? (Solve with ratio)
甲乙两地相距325千米，一辆汽车3小时行了195千米．照这样的速度，还要多少小时行完全程？(用比例解)
<gadget id="calculator">325 - 195</gadget>
<output>130</output>

<gadget id="calculator">195 / 3</gadget>
<output>65</output>

<gadget id="calculator">130 / 65</gadget>
<output>2</output>

<result>2</result>