Respuesta :

Answer:

[tex]Fraction=\frac{1}{5}[/tex]

Step-by-step explanation:

Total number of students[tex]=10[/tex]

Students wearing brown shoes[tex]=1[/tex]

Students wearing black shoes[tex]=7[/tex]

Number of students wearing black or brown shoes[tex]=1+7=8[/tex]

Number of students not wearing brown or black[tex]=10-8=2[/tex]

Fraction of students not wearing brown or black[tex]=\frac{2}{10}=\frac{1}{5}[/tex]