Tension needs to eat at least an extra 1,000 calories a day to prepare for running a marathon. He has only $25 to spend on the extra food he needs and will spend it on $0.75 donuts which have 360 calories each and $2 energy drinks which have 110 calories.
(a) Write a system of inequalities that models this situation.
(b) Graph the system.
(c) Can he buy 8 donuts and 4 energy drinks and satisfy his caloric needs?
(d) Can he buy 1 donut and 3 energy drinks and satisfy his caloric needs?
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