An express train and a slow train depart from two stations A and B which are 1440 kilometers apart at the same time, and meet each other in 4.8 hours. The speed ratio of the fast and slow trains is 3:2. How many kilometers does the slow train travel per hour?
一列快车和一列慢车分别从相距1440千米的甲乙两站同时相对开出，4.8小时相遇，快慢两车速度比是3：2，慢车每小时行多少千米？
<gadget id="calculator">1_440 / 4.8</gadget>
<output>300</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">300 * (3/5)</gadget>
<output>180</output>

<gadget id="calculator">300 - 180</gadget>
<output>120</output>

<result>120</result>