The school held a track and field meeting. A, B, and C ran a relay race. A ran the whole distance (1/4), B then ran 70m, and C ran the whole distance (2/5) to reach the finish line. How much rice?
学校召开田径运动会，甲、乙、丙三人接力赛跑，甲跑了全程的(1/4)，乙接着跑了70m，丙再接着跑了全程的(2/5)后到达终点，全程为多少米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (1/4) - (2/5)</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">70 / (7/20)</gadget>
<output>200</output>

<result>200</result>