Evaluating Real-Life Functions in Everyday Scenarios

A car rental company charges a flat fee of $50 plus $0.20 per mile driven. Write a function to represent the total cost, C, as a function of miles driven, m. What is the cost if a customer drives 150 miles?

• $120

• $80

• $100

• $60

A gym charges a monthly membership fee of $30 plus $5 for each class attended. Define a function for the total cost, T, based on the number of classes, c. How much would a member pay if they attend 8 classes?

• 100

• 50

• 70

• 90

A phone plan costs $25 per month plus $0.10 for each text message sent. Create a function to express the total monthly cost, P, based on the number of text messages, t. What is the total cost if a user sends 200 texts?

• 50

• 30

• 60

• 45

A bakery sells cupcakes for $3 each and charges a $10 delivery fee. Write a function for the total cost, B, based on the number of cupcakes, x. How much would it cost to order 12 cupcakes?

• 50

• 46

• 40

• 30

A subscription service charges $15 per month plus $2 for each movie rented. Formulate a function for the total cost, S, based on the number of movies rented, m. What is the total cost if a user rents 5 movies?

• 20

• 30

• 35

• 25

A landscaping company charges a base fee of $100 plus $25 for each hour of work. Define a function for the total charge, L, based on the number of hours worked, h. How much would it cost for 4 hours of work?

• 150

• 175

• 200

• 225

A concert ticket costs $50, and there is a service fee of $5 per ticket. Write a function to represent the total cost, T, for buying n tickets. What is the total cost for 3 tickets?

• 150

• 200

• 165

• 120

A delivery service charges $5 for the first mile and $2 for each additional mile. Create a function for the total delivery cost, D, based on the total miles, m. What is the cost for a delivery that is 10 miles away?

• $15

• $23

• $18

• $30

A school charges a registration fee of $20 and $15 per class. Write a function for the total cost, R, based on the number of classes, c. How much would it cost to register for 6 classes?

• $90

• $130

• $75

• 110

A streaming service charges $10 per month and $1 for each movie rented. Define a function for the total cost, M, based on the number of movies rented, r. What is the total cost if a user rents 4 movies?

• $10

• $5

• $20

• 14