Connecting Linear Models

The value of a particular car model t years after its purchased is given by
V(t) = 25000-3000t
What is the cars value 6 years after it is purchased?

• $6850

• $7000

• $7500

• $8250

The cost of hiring a private tutor is modeled by the function C(n)=32n+20. How much does the tutor charge per hour?

• $32 per hour

• $20 per hour

• $52 per hour

• $12 per hour

The cost of hiring a private tutor is modeled by the function C(n)=32n+20. What does 20 represent in this model?

• Price per hour

• Flat fee to hire tutor

• Maximum number of hour you can hire the tutor

• I don't know what it means

The cost of hiring a private tutor is modeled by the function C(n)=32n+20. How many hour did the tutor work to earn $212?

• 4 hours

• 6 hours

• 5 hours

• 7 hours

Asia is a salesperson for Quark Computer Company. Each month she earns $2500 as well as 1/6 of every sale she makes. What equation represents this situation?

• C(s) = 6s - 2500

• C(s) = 6s + 2500

• C(s) = (1/6)s - 2500

• C(s) = (1/6)s + 2500

Ashley has a job as an assistant for a basketball program at her community center. She is paid a flat rate of $15 for each session plus an additional $6 for each student who shows up at that session. Which one of the following functions represents Ashley’s earnings, , per session?

• E(x) = x + 15

• E(x) = 15x

• E(x) = 6x + 15

• E(x) = 15x + 6

Which is the equation of the graph?

• 
• 
• 
• 

Which equation models the relationship between shipping fee and number of items?

• There is a $5 initial charge and an additional charge of $2 per copy.

• There is a $2 initial charge and an additional charge of $5 per copy.

• The company charges $5 for every 2 copies.

• The company charges $2 for every 5 copies.