9. It took Ryan less time to hike down than it did to hike up. Ernest thinks that was because Ryan jogged
down the same trail he went up. Emma thinks the trail down was steeper than the trail up. Who is correct
and why? Include a detailed explanation of why each hypothesis does or does not match the graph.
(4 points)

Pls help

figure it out and lmk

Step-by-step explanation: your welcome thanks for the points though

options a,b,c are the right answer.

step-by-step explanation:

a linear parent function is always represented as y = x

if we write this function in the form of y=mx+c

⇒

or  

now if we plot a graph we will find these characteristics:

1) y intercept of the graph is zero so its a straight line passing through origin.

2) as we can see in both the forms of function written, values of x and y may be either positive or negative for the positive slope means points on the graph are either in first quadrant or in third one.

3) it's slope is one.

step-by-step explanation:

milk=16 large

soda=280 kids

juice box=82 regular

63 soda +63 regular

124 large total