Answer & Explanation:
1.) Which function is a linear function?
The answer is B. 
2.) If the function 
is a linear function, what is the value of 
?
The answer is A. 
3.) What type of function is the function representing Sully's speed?
The answer is C. It is a nonlinear function.
hope this helps :)
The solution is in the attached file
Answer:
A
Step-by-step explanation:
W(P(t)) represents a patients's waiting time W() as function of the time of day P(t)
Answer:
3/2 mph
Step-by-step explanation:
= 
cross-multiply: 8r = 12
r = 12/8 or 1.5 mph
