Three road construction teams A, B, and C jointly build a road. The number of meters repaired by team A in 7 days is equal to that of team C in 8 days. The number of meters repaired by team A in 6 days is equal to that of team B in 5 days. Know that team C repairs less (13/10) kilometers per day than team B, how many kilometers does team C repair every day?
甲、乙、丙三个筑路队合修一条公路，甲队7天修的米数与丙队8天修的相等，甲队6天修的米数与乙队5天修的相等，已知丙队比乙队每天少修(13/10)千米，丙队每天修多少千米．
<gadget id="calculator">13 / 10</gadget>
<output>13/10 = around 1.3</output>

<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>

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

<gadget id="calculator">(6/5) - (7/8)</gadget>
<output>13/40 = around 0.325</output>

<gadget id="calculator">(13/10) / (13/40)</gadget>
<output>4</output>

<gadget id="calculator">4 * (7/8)</gadget>
<output>7/2 = around 3.5</output>

<result>7/2 = around 3.5</result>