a) (transformam totul in metri) 174 m + 270 m + 1500 m + 56 m + 2000 m = 4000 m = 4 km b) (transformam in grame) Alexandra: 28000 g + 12000 g = 40000 g = 40 kg Teodor: 1500 g + 1500 g + 3000 g = 3 kg Irina: 1500 g + 1250 g = 2750 g c) (transformam totul in cl) 150 cl + 50 cl + 100 cl = 300 cl = 3 l d) 2 h 45 minute a durat calatoria e) 2 h 45 min - 30 min = 2 h 15 minute
