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Mathematics 15 Online
OpenStudy (templeguy):

A city has an average yearly temperature of 49.47°F. The average yearly temperature in another city is 31.27°F. Use rounding to estimate the difference in average yearly temperature between the two cities to the nearest degree. about 17°F about 18°F about 19°F about 20°F

OpenStudy (texaschic101):

49.47 rounds down to 49 31.27 rounds down to 31 49 - 31 = 18

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