Calculate the average mark scored by Nancy if she obtained the following scores in an examination: 65, 78, 89, 51 and 69 marks (out of 100) in English Language, Physics, Mathematics, Chemistry and Biology? Choose the correct answer.
A) 40.4  B) 60.4  C) 50.4  D) 70.4  E) 79.4
Explanation:   Average mark = 65+78+89+51+69/5=70.4   Answer: Option 70.4
<result>D</result>
Calculate the average mark scored by Nancy if she obtained the following scores in an examination: 65, 78, 89, 51 and 69 marks (out of 100) in English Language, Physics, Mathematics, Chemistry and Biology?