Deirdre works for a moving company. Her job
includes giving clients a price for their move. Deirdre
has one function, h(r) = 4r, which gives the
number of hours h to pack up a number of rooms
r. She has a second function, c(h) = 40h, that

gives the price c for the number of hours of packing
h.
What is the function that gives the price c for a
number of rooms ??

A

c(r) = 10r

B
C

c(r) = 36r

c(r) = 160r

D
c(T) = 40r + 4