Jawabanmu

2014-04-23T17:59:42+07:00
30:45 X 60 = 40 menit
jadi 6.05 + 40 = 6.45
sorry gak maksud, bisa dijelaskan lebih detail lagi?
2014-04-23T18:51:31+07:00
J = 30 km
K = 45 km/jam
W = ...?
J = W x K
30 = W x 45
W = 30/45
W = 2/3 jam
W = 2/3x60
W = 40 menit
Berangkat pukul 06.05.
Sampai pada pukul ...
06.05 + 0.40 = 06.45