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Mathematics, 09.04.2020 21:32 Hfruit

Kevin must take five tests in a math class. If his scores on the
first four tests are 71%, 69%, 84%, and 83%, what score does he
need on the fifth test, x, for his overall test average to be at
least an 80%?
X >
%

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Kevin must take five tests in a math class. If his scores on the
first four tests are 71%, 69%...

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