Abag of marbles contains 40 red marbles, 54 blue marbles, and 29 yellow marbles. which of the following represents the ratio of yellow to red marbles?

Step-by-step explanation:

we know that

To find the ratio of yellow to red marbles, divide the numbers of yellow marbles by the number of red marbles

Let

x----->  the numbers of yellow marbles

y----> he number of red marbles

we have

so

f(x) is going down by 4

step-by-step explanation:

(its either that or its going left by 4)