The Event Storesells invitations for various parties and special events. They charge a $35 setup charge, which includes your first 50 invitations. You will pay $0.75 for each invitation over the 50. The cost of invitations can be written as C = 35 + 0.75(g - 50) where g is the number of invitations you plan to buy.
The Special Occasion Store also sells invitations for various parties and special events. They charge a $45 setup charge, which includes your first 50 invitations. You will only pay $0.65 for each invitation over the 50. The cost of the invitations can be written as C = 45 + 0.65(g - 50) where g is the number of invitations you plan to buy.
Answer each question below in the "student answer" area of the assignment.
A.) Are these equations functions? (2 points)
B.) Do the graphs illustrate inverse or direct variations? (Think about the relationship between number of invitations and price) (2 points)
C.) How much are 100 invitations at the Event store? (2 points)
D.) How much are 100 invitations at the Special Occasion Store? (2 points)
E.) Which store is the better deal? Look carefully at the graphs and explain the pattern that occurs with the price of the invitations. (2 points)
B is the answer for this question