A bus and a truck drive in opposite directions from the midpoint of cities A and B at the same time, and the bus arrives in City A after 3 hours; the truck is still 45 kilometers away from City B. It is known that the speed of the truck is that of the passenger car (3/4); how many kilometers is the distance between A and B?
一辆客车和一辆货车同时从甲、乙两城的中点向相反方向行驶，3小时后客车到达甲城；货车离乙城还有45千米．已知货车的速度是客车的(3/4)；甲、乙两城之间的路程是多少千米
<gadget id="calculator">45 * 4 * 2</gadget>
<output>360</output>

<result>360</result>