Jawabanmu

2014-01-31T12:31:49+07:00
6 menit= 360 s
5/8 : 360
= 1800m/28 s
2014-01-31T13:38:50+07:00
6 menit = 360 s
5/8 km = 625 m
k = j/w
  = 625/360
   = 1,74m/s