8
QuizMultiple Choice

Combining Functions

Question 8 • Algebra III A

Lorenzo wants to know how much it will cost to rent tables and chairs for an event. He investigates renting tables and chairs and decides to use two different companies.Company A$4 per table (seats 4) and a $25 one-time delivery and pickup feeCompany B$2 per chair and a $15 one-time delivery and pickup feeEach table seats 4 people, so Lorenzo needs to rent 4 chairs for every table.x = number of tables Cost to rent tables from Company A: f(x) = 4x + 25Cost to rent chairs from Company B: g(x) = 2(4x) + 15 Which function represents the total cost for Lorenzo to rent x number of tables and the chairs he needs to go with them?

Answer
A
12x
B
12x2 + 40
C
12x + 40
D
8x + 40
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