1. Jaki procent 12 to 3 ?
2. Oblicz 5% z 164
3. Znajdz liczbe, ktorej 7% wynosi 21
Prosze o dokladne rozwiazanie ;)
1.3/12 * 100%=25%
2.0.05*164=8.2
3.21*0.07=300
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1.3/12 * 100%=25%
2.0.05*164=8.2
3.21*0.07=300