Demetre0810 Demetre0810
  • 17-12-2020
  • Mathematics
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Shelby will take a total of 6 tests. On the first 5 tests, her scores were: 80, 85, 73, 78, 90. If she wants a mean grade of 80, what does Shelby have to score on her 6th test?

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valerianfn0614 valerianfn0614
  • 17-12-2020

Answer:

74

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