A local ski club plans to charter transportation for a ski trip. Two different bus companies are available for charter services.
SNOWBIRD CHARTER
Roundtrips Depart Daily 6 and 8 A. M.
$300, plus $12 per person
Reservations are required.
MOUNTAIN CHARTER
Roundtrips Dally at 6 and 8 AM.
$15 per person
Call for reservations.
a. If 72 club members sign up for the trip, what would be the total transportation cost for each of
the two charter companies? Show your work and label each answer with the company name.
b. Write an equation that expresses c, the total cost of using Snowbird Charter, in terms of p, the
total number of club members who go on the trip.
c. Write an equation that expresses c, the total cost for using Mountain Charter, in terms of p, the
total number of club members who go on the trip.
d. If the club members want to choose the less expensive of the two bus companies, which
company should they choose? Justify your answer by explaining how the number of club
members who go on the trip should affect their decision.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

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