A taxi company charges $1.90 for the first fifth of a mile and
then $0.20 each successive fifth or part of a mile. Let m
represent the number of miles to complete a trip.
(a) What is the cab fare for a 1-mile ride?
$
(b) What is the cab fare for a 2-mile ride?
$
(c) Express the cab fare C as a function of
m.
C(m) = $
(d) Use the function to calculate the cab fare for a 7.4-mile
ride.
$
(e) Suppose the cab fare was $19.70. How many miles was the taxi
ride?
mi
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