Jawabanmu

2014-09-13T11:09:09+07:00
1. 7 m/s x 1200 s = 8400 m = 8,4 km
2. 90 km/jam x 1 1/60 jam = 105 km
1 5 1
2014-09-13T16:56:53+07:00
1. 7 x 1200 = 8400 m = 8,4 km
2. 90 : 60 = 1,5   (1,5 km/menit) 1,5 x 70 = 105 km
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