Select proportional or not proportional to correctly classify each pair of ratios 3/7 and 8/28

Not Proportional.

Step-by-step explanation:

We are given a pair of fractions/ratios 3/7 and 8/28.

We need to check if 3/7 and 8/28 are in proportion or not.

In order to check if those are in proportion, we need to convert both denominators as same denominator.

Second fraction 8/28 has 28 in it's denominator.

Let us convert denominator of 3/7 as 28.

In order to convert denominator 7 as 28, we need to multiply top and bottom of fraction 3/7 by 4, we get

We can see that 12/28 ≠ 2/28.

i believe it is c.y = 9x

rise over run. 9 units up over 1 unit right or 9/1