[问答题]
A runner hopes to comvf3s 9x fiiepp 815op2plete the 10,000-m run in lxl3u 2rbje 9-ness than 30.0 min. After exactly 27.0 min, there are still 1100 m to go. The runner must then accelerate9 23lruxe b-jn at 0.20 $m/s^2$ for how many seconds in order to achieve the desired time?
