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Ajuttttoooooor ,e urgeeeent

Ajuttttoooooor E Urgeeeent class=

Răspuns :

2850 : 9500 * 100 = 0,3 * 100 = 30%
Regula de 3 simpla:
9500 ........... 100(%)
2850 ........... x (%)
x = ( 2850 * 100 ) : 9500
x = 2850 : 95
x = 30 (%)