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in fiecare cutie sint cite 50 de pliculete a cite 2 g de ceai.
In cite cutii este ambalat 1 kg de ceai?cit ceai este ambalat in 100 de cutii?


Răspuns :

1 cutie...50 pliculete a cite 2 g
100 cutii...? pliculete
1 kg...? cutii
1)100x50=5000 pliculete
2)
50 p-1cutie
1 p-2 g
2 g= 0.002 kg
1 cutie-50×0.002= 0.1 kg o cutie
1 cutie......0.1 kg
x cutie......1 kg
regula de 3 simpla....=1×1 supra 0.1=> 10 cutii
10 cutii....1 kg
100 cutii....x kg
regula de 3 simpla...=100×1 supra 10=> 10 kg in 100 de cutii
Coroana