Civil Service Exam Reviewer · Percentage · hard

A final grade is computed as 40% from the midterm and 60% from the final exam. A student scored 77% in the midterm. What final exam score is needed to get a final grade of 80%?

  1. 82%
  2. 80%
  3. 83%
  4. 77%

Answer

A. 82%

Solution

0.4(77) + 0.6x = 80 → x = (80 − 30.8) ÷ 0.6 = 82%.

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