Concept explainers
A taxicab charges $4.25 for the first mile and $1.50 for each additional mile. Write a rule for describing the total rate
What is the taxi rate for 12 miles?
The function that describe the total rate as function of total distance in miles and taxi rate for 12 miles.
Answer to Problem 12P
The function of rate is
The rate for 12 miles is $22.25.
Explanation of Solution
Given:
First mile charge is $4.25.
Additional mile charge is $1.50 per mile.
Calculation:
Consider the rate and miles as r and m respectively.
The function is expressed as follows:
Thus, the function of rate is
Taxis rate for 12 miles is calculated as follows:
Thus, the rate for 12 miles is $22.25.
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