If a cyclist rides from the starting point to the finish line, if the speed is tripled, he will arrive 2 hours earlier; if he rides 16 kilometers first, and then doubles the speed, he will arrive 40 minutes earlier. Find the original speed How many meters per minute?
自行车运动员从起点骑向终点，若车速提高到原来的3倍，将提前2小时到达；若先骑16千米后，再将车速提高到原来的2倍，将提前40分钟到达，求原车速每分多少米？
<gadget id="calculator">48_000 / 60</gadget>
<output>800</output>

<result>800</result>