Two cars, A and B, drive opposite each other from two places 360 kilometers apart. A travels 64 kilometers per hour, and the speed of B is 7/8 of that of A. After how many hours do the two cars meet?
甲、乙两辆汽车从相距360千米的两地相对开出，甲每小时行64千米，乙车的速度是甲车的(7/8)，经过几小时两车相遇？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">64 * (7/8)</gadget>
<output>56</output>

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

<gadget id="calculator">360 / 120</gadget>
<output>3</output>

<result>3</result>