Răspuns :
[tex] \frac{20}{100} \times 30 = \frac{20 \times 30}{100} = \frac{600}{100} = 6 \: elevi \: [/tex]
Răspuns:
6 elevi au obtinut nota 8 la teza de matematica
[tex]\it 20\% \cdot 30 = \dfrac{20}{100}\cdot 30 = \dfrac{20\cdot30}{100} =\dfrac{600}{100} = \boxed{\it 6\: elevi}[/tex]