[tex] \frac{20}{100} \times x = 330[/tex]
[tex]x = \frac{330}{1} \div \frac{20}{100} [/tex]
[tex]x = \frac{330}{1} \times \frac{100}{20} [/tex]
[tex]x = \frac{33000}{20} = \frac{3300}{2} [/tex]
[tex]x = 1650 \: lei[/tex]
[tex]proba[/tex]
[tex] \frac{20}{100} \times 1650 = \frac{33000}{100} = 330lei[/tex]
MULT SUCCES☺☺☺!