Verified answer

Ответ:

1)3/5

2)2/3

3)4/5

4)5 или 5/1

5)3/7

6)1/4

7)5/12

8)11/800

[tex]\frac{9}{15} =\frac{9/3}{15/3} =\frac{3}{5}[/tex]

[tex]\frac{8}{12} =\frac{8/4}{12/4} =\frac{2}{3}[/tex]

[tex]\frac{28}{35} =\frac{28/7}{35/7} =\frac{4}{5}[/tex]

[tex]\frac{15}{3} =15/3=5[/tex]

[tex]\frac{39}{91} =\frac{39/13}{91/13} =\frac{3}{7}[/tex]

[tex]\frac{250}{1000} =\frac{250/250}{1000/250} =\frac{1}{4}[/tex]

[tex]\frac{60}{144} =\frac{60/12}{144/12} =\frac{5}{12}[/tex]

[tex]\frac{55}{4000} =\frac{55/5}{4000/5} =\frac{11}{800}[/tex]