In a 60m race, when A reaches the finish line, B is still 10m away from the finish line, and C is 20m behind B. If the speeds of B and C remain the same, when B reaches the finish line, how many meters away will C be from the finish line?
在60m的赛跑中，甲到终点时，乙距离终点还有10m，丙在乙后面20m，假如乙和丙的速度保持不变，当乙到达终点时，丙距终点还有多少米？
<gadget id="calculator">60 - 10</gadget>
<output>50</output>

<gadget id="calculator">10 + 20</gadget>
<output>30</output>

<gadget id="calculator">60 - 30</gadget>
<output>30</output>

<gadget id="calculator">50 / 30</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">1 / (5/3)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">60 * (3/5)</gadget>
<output>36</output>

<gadget id="calculator">60 - 36</gadget>
<output>24</output>

<result>24</result>