Car A travels 80 kilometers per hour, which is 24 kilometers faster than the speed of car B (7/8). How many kilometers does car B travel per hour?
甲车每小时行80千米，比乙车速度的(7/8)多24千米，乙车每小时行多少千米？
<gadget id="calculator">80 - 24</gadget>
<output>56</output>

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

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

<result>64</result>