A restaurant that will ship barbecue charges $8 per pound of ribs plus a $20 shipping charge to deliver the ribs. Write the function that represents the cost of shipping barbecue for any quantity, in pounds, of ribs. Then evaluate that function for shipping 5 pounds of ribs.
A)C(x) = 28x; C(5) = 140
B)C(x) = 20x + 8; C(5) = 108
C)C(x) = 8x + 20; C(5) = 33
D)C(x) = 8x + 20; C(5) = 60

Question

Quizplus · Accepted Answer

The cost function is C(x) = 8x + 20, where x is the number of pounds. For 5 pounds, C(5) = 8(5) + 20 = 60.

A Restaurant That Will Ship Barbecue Charges $8 Per Pound