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a)2·40000cm = 80000cm = 800 metrów
Odp. 2cm na mapie to 800 metrów w terenie.
b)1200m = 120000cm
1 - 40000x - 120000
x = 120000·1 / 40000
x = 120000÷40000
x = 3
Odp. 1200 metrów w terenie to 3cm na mapie.