Dacid obtained 81, 65, 82, 67 and 85 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks? Choose the correct choice from the following options:
A) 29	B) 38	C) 76	D) 37	E) 75

Rationale: "average = ( 81 + 65 + 82 + 67 + 85 ) / 5 = 76 . answer : c"
Answer: C