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Mathematics 12 Online
OpenStudy (anonymous):

Each Sunday, Mario weighs himself. Here are his weight changes over a 4-week period. Week 1 2 3 4 Weight Change –1.8 +0.9 –1.4 +0.4 How much has Mario's weight changed over the entire 4 weeks? A. 1.9 pounds B. –1.9 pounds C. –4.5 pounds D. 4.5 pounds

OpenStudy (anonymous):

b

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