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The following table gives the percentage of marks obtained by 6 students in 6 subjects in an examination. The numbers in brackets are the maximum marks in each subject (120 for every subject).…

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The following table gives the percentage of marks obtained by 6 students in 6 subjects in an examination. The numbers in brackets are the maximum marks in each subject (120 for every subject).

STUDENTS Physics (120) Biology (120) Maths (120) Geology (120) Economics (120) English (120)
A 70 75 70 65 60 70
B 80 70 75 60 50 75
C 75 72 71 70 60 65
D 60 70 65 55 60 70
E 70 75 65 50 55 60
F 65 70 60 65 50 60


What is the overall percentage of A, B and C respectively?
  1. 68.44, 69.29, 68.94
  2. 68.94, 68.14, 68.29
  3. 68.29, 68.14, 68.94
  4. 68.33, 68.33, 68.83

Answer and explanation

Correct answer: D - 68.33, 68.33, 68.83
All subjects have the same maximum (120), so overall % = simple average of the six percentages. A: 410/6 = 68.33. B: 410/6 = 68.33. C: 413/6 = 68.83. So the answer is 68.33, 68.33, 68.83.

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