sentence1: Calculate the average mark scored by Andrea if he had the following scores in an examination : 66 , 60 , 72 , 77 , 55 and 85 marks ( out of 100 ) in English , Mathematics , Chemistry , Biology , French Language and Physics respectively ?
sentence2: Calculate the average mark scored by Andrea if he had the following scores in an examination : less than 66 , 60 , 72 , 77 , 55 and 85 marks ( out of 100 ) in English , Mathematics , Chemistry , Biology , French Language and Physics respectively ?