1)The table is shown below:
2) The equation where n is the number of people and c is the cost is given by:
3)The part of the equation that represents the rate of change is 2.25 which is the slope of the graph.
4)The part of the equation which represents the reservation fees is 36 which is also the y-intercept of the equation.
5) The graph is shown below:
6) The cost of a group of 12 people is given by:
So the cost is $63.