[tex] \frac{7}{2} = 3.5[/tex]

[tex] \frac{9}{7} = 1 \frac{2}{7} [/tex]

[tex] \frac{9}{4} = 2 \frac{1}{4} [/tex]

[tex] - \frac{2}{4} = - \frac{1}{2} [/tex]

[tex] - 1 \frac{2}{9} [/tex]

А-5

B-4

C-2

D-1