A, B, and C run from A to B at the same time. When A runs to B, B is still 35 meters away from B, and C is still 68 meters away from B. When B runs to B, C is still 35 meters away from B. 40 meters, how many meters are A and B apart?
甲、乙、丙三人同时从A向B跑，当甲跑到B地时，乙离B还有35米，丙离B还有68米；当乙跑到B时，丙离B还有40米，A、B相距多少米？
<gadget id="calculator">68 - 40</gadget>
<output>28</output>

<gadget id="calculator">35 / 28</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">(5/4) * 68</gadget>
<output>85</output>

<gadget id="calculator">85 - 35</gadget>
<output>50</output>

<gadget id="calculator">(5/4) - 1</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">50 / (1/4)</gadget>
<output>200</output>

<result>200</result>