Part a
a restaurant offers a function room and a fixed price menu for special events. the table shows the cost of renting the room and providing a
meal for each guest. which equation represents the relationship between the number of guests and the total cost?
number of guests-10. total cost ($)-300. number of guests-25. total cost-570

a. y - 10 = 18(x - 300)
b. y-300 = 18(x - 10)
c. y + 300 = 18(x + 10)
d. y-300 = -18(x - 10)
part b
how much will it cost to host a party for 20 people in the function room?
a $360
b. $600
c. $500
d. $480