Question

Which pair of ratios is proportional? A. 5/7 and 25/35 B. 6/9 and 18/26 C. 9/18 and 16/36 D. 35/120 and 75/240

Answer 1

Its A:
`(5)/(7)`=
`(25)/(35)`
because
`(5*5)/(7*5)`=
`(25)/(35)`
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

Answer 2

The answer is A bcause 5×5/7×5=25/35.