Answer:
The constant of proportionality is 2.50
Step-by-step explanation:
For a weight of 1 lb, the price is $2.50, so the price in dollars is related to the weight in pounds by the constant 2.50.
The constant of proportionality is 2.50 (dollars per pound).
Answer:

Step-by-step explanation:

Plug 8 into the equation for y and you get 2+24 or 26.
Class B has the most consistant sleep because there is less of a difference between 6.87 and 3.65 than the other classes.