Math

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If Brittany has a 49.7% grade average then for her final exam that is worth 20% of the grade and she gets a 90% what would her final grade be?

  • Math -

    Grade average is worth (100-20)=80%
    Final is worth 20%.
    Overall average
    =49.7%*80%+90%*20%
    =57.76%

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