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Regula de 3 simpla la urmatoarele 2 ex:


1) 100g biscuiti...11g proteina
40g biscuiti...x grame proteina


2) 100g unt...28g proteina
82g unt...x grame proteina





Răspuns :

1) 100g biscuiti...11g proteina
40g biscuiti...x grame proteina
x=40*11/100=4,4 grame proteina

2) 100g unt...28g proteina
82g unt...x grame proteina
x=82*28/100=22,96 grame proteina