David obtained 36, 35, 42, 57 and 55 marks (out of 100) in English, Mathematics,Physics, Chemistry and Biology What are his average marks ?	Choose the most appropriate option
A) 75
B) 45
C) 87
D) 165
E) 11

Rationale: "explanation : average = ( 36 + 35 + 42 + 57 + 55 ) / 5 = 225 / 5 = 45 . answer : b"
Answer: B