Cars A and B leave opposite places at the same time from places A and B. After 6 hours, car A has traveled the entire distance (3/4), and car B has passed the midpoint of 16 kilometers. It is known that car A is more than car B per hour Travel 4 kilometers, find the distance between A and B.
甲、乙两车同时从A、B两地相对开出，6小时后甲车行了全程的(3/4)，乙车过中点16千米，已知甲车每小时比乙车多行4千米，求A、B两地的距离．
<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<gadget id="calculator">16 + 24</gadget>
<output>40</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(3/4) - (1/2)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">40 / (1/4)</gadget>
<output>160</output>

<result>160</result>