Its A:[tex] \frac{5}{7} [/tex]=[tex] \frac{25}{35} [/tex]
because [tex] \frac{5*5}{7*5} [/tex]=[tex] \frac{25}{35} [/tex]
the others do not have a common number multiplied in the numerator and denominator.
Note: If the numerator and Denominator are multiplied by the same number, it is proportional.
In this example, it was multiplied by 5
