Jawabanmu

2014-06-14T09:00:18+07:00
W = m.g
300 = m . 10
m = 30

W =m.g
=30 . 1,6 = 48 N
2014-06-14T10:04:08+07:00
M = w : g
    = 300 : 10
    = 30 kg

w = m × g
   = 30 × 1,6
   = 48 N

Semoga membantu :)
W = m.g
300 = m . 10
m = 30

W =m.g
=30 . 1,6 = 48 N