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Mathematics 14 Online
OpenStudy (anonymous):

The temperature was -20.5°F at 5 A.M. and rose 5 degrees per hour for the next 5 hours. Melissa says the temperature at 10 A.M. was -5.5°F. Which statement identifies Melissa’s error and the correct answer? A. Melissa multiplied incorrectly. The correct answer is -0.5°F. B. Melissa multiplied incorrectly. The correct answer is 9.5°F. C. Melissa added incorrectly. The correct answer is 4.5°F. D. Melissa added incorrectly. The correct answer is 5.5°F.

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