Two athletes, A and B, are walking on a circular track with a circumference of 400 meters. It is known that B's speed is 80 meters per minute on average, and A's speed is 1.25 times that of B. A is 100 meters in front of B. How many points did A spend when he caught up with B for the second time?
甲、乙两运动员在周长是400米的圆形跑道上竞走，已知乙的速度是平均每分80米，甲的速度是乙的1.25倍，甲在乙的前面100米．问甲第二次追上乙时一共用了多少分？
<gadget id="calculator">100 - 80</gadget>
<output>20</output>

<gadget id="calculator">300 / 20</gadget>
<output>15</output>

<gadget id="calculator">400 / 20</gadget>
<output>20</output>

<gadget id="calculator">15 + 20</gadget>
<output>35</output>

<result>35</result>