Cal\'s Dinner Card Deals 100 70 Regular Price Plan A 60 Plan B O 40 30 20 2 8 10

Question

Cal's Dinner Card Deals 100 70 Regular Price Plan A 60 Plan B O 40 30 20 2 8 10 Number of Dinners Purchased (N) Solve The graphs show data for three dinner plans. Make observations about each of the graphs. Find a way to determine the cost for any number of meals purchased on each dinner plan and explain your reasoning Which dinner plan is best? Consider 1. If you only had $5 to spend on food for the week, which dinner plan should you buy? How did you decide? 2. Does it make sense to connect the points in the dinner plan graphs? Why or why not? 3. Describe another situation besides dinner card plans that would generate a formula and a graph similar to the graph of Plan A or Plan B. Describe another situation that would give you a formula and a graph similar to the Regular Price Plan

Explanation / Answer

1. Plan A (since it is affordable at $5 while Plan B starts at minimum $12)

2. Yes, as the lines obtained by connecting points for each plan separately show the cost line or total cost line of each plan which can be used to find which plan is affordable at a given income level.

3. Spending money on clothes or other requirements wil generate similar points.

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