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2000:65=~(w przybliżeniu) 31
musi pokonać 31 kroków
0,65 m = 1 krok
Szukane :
Ile krokow musi ona zrobic zeby pokonac 20 metrow
1 krok ---------0.65 m
x------ 20m
x= 20 :0.65 = okolo 31 kroków
Odp ; musi pooknac 31 krokow