[tex]\boxed{\boxed{\sf P=\dfrac{\overbrace{\sf n\,(E)}^{\sf voc\hat{e}\,quer}}{\underbrace{\sf n\,(U)}_{\sf total}}}}[/tex]
[tex]\sf A)~ P=\dfrac{vermelha}{total}=\dfrac{12}{20}=\dfrac{3}{5}=60\%[/tex]
[tex]\sf B)~P=\dfrac{azul}{total}=\dfrac{5}{20}=\dfrac{1}{4}=25\%[/tex]
[tex]\sf C)~ P=\dfrac{verde}{total}=\dfrac{3}{20}=15\%[/tex]
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[tex]\boxed{\boxed{\sf P=\dfrac{\overbrace{\sf n\,(E)}^{\sf voc\hat{e}\,quer}}{\underbrace{\sf n\,(U)}_{\sf total}}}}[/tex]
[tex]\sf A)~ P=\dfrac{vermelha}{total}=\dfrac{12}{20}=\dfrac{3}{5}=60\%[/tex]
[tex]\sf B)~P=\dfrac{azul}{total}=\dfrac{5}{20}=\dfrac{1}{4}=25\%[/tex]
[tex]\sf C)~ P=\dfrac{verde}{total}=\dfrac{3}{20}=15\%[/tex]