The distance between A and B is 120 kilometers. A is 4 kilometers slower than B. When B arrives at city B, he turns back immediately and meets A at a distance of 32 kilometers from city B. What is the speed of A?
甲乙两地相距120千米，甲比乙慢4千米，当乙到达B城当即折返，在距B城32千米处与甲相遇，问甲的速度是多少？
<gadget id="calculator">120 - 32</gadget>
<output>88</output>

<gadget id="calculator">32 - 88</gadget>
<output>-56</output>

<gadget id="calculator">120 + (-56)</gadget>
<output>64</output>

<gadget id="calculator">64 / 4</gadget>
<output>16</output>

<gadget id="calculator">88 / 16</gadget>
<output>11/2 = around 5.5</output>

<result>11/2 = around 5.5</result>