Jawabanmu

2014-05-16T11:13:03+07:00
Karena lantai licin, abaikan gesekan
s = f / m x t
= 60 /2 x2
= 60 m
2014-05-16T11:14:39+07:00
F=m.a
a= F/m
  =60/2 = 30 m/s

s= v.t
  =30.2 = 60 m