Word problems of graphing linear functions

Lessons

1. The cost to advertise an holiday event is given by the formula: C = 0.5F + 50, where C is the cost and F is the number of flyers to be printed
   i)
   Sketch the graph of C = 0.5F + 50
   ii)
   Calculate the cost of printing 200 flyers
   iii)How many flyers could be printed for 600 dollars?
   iv)State the dependent and independent variables?
   
2. Andy is planning a birthday party for his son. The cost of the party is represented by the equation: 40P - 3C + 800 = 0, where P is the number of people attending and C is the total cost of the party.
   i)
   Graph the cost versus the number of people
   ii) What is the cost of renting the hall?
   iii)What is the cost per person?