# car rental agency charges $28 per day to rent a car and $14.95 per day for a global positioning system (GPS). Customers are charged for their full tank of gas at $4.30 per gallon? A car has a 16 gallon tank and a GPS.

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a) Write a function rule for the total bill b as a function of the days d the car is rented.

b) What is the bill for a 7 day rental?

a) Write a function rule for the total bill b as a function of the days d the car is rented.

b) What is the bill for a 7 day rental?

##### 1 Answer

Jul 23, 2018

Below

#### Explanation:

A car rental agency has the following payment criterion:

- 16 gallon tank -->
#4.30times16=68.8# - a GPS -->
#$14.95"/day"# - renting a car -->
#$28"/day"#

a) If a car is rented for "d" days, then an individual must pay

where b is the bill and d is the number of days

b) If the car is rented for 7 days, then