Computer Mathematics and the Graphing Calculator

If the material to make the can in the preceding example costs $1.25 per square foot, calculate the material cost for one can. According to statistics, a graduate makes 42% more than a dropout. If a person is offered a job at $8.50/hour for 40 hours a week if they will drop out of school, how much more money would they make in a year if they ... ................
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