In a class the average mark in an exam is The average of students who scored bellow 60 is The average of students who scored 60 or more is If the total number of students in this class is 20, how many students scored less than 60?

In a class the average mark in an exam is The average of students who scored bellow 60 is The average of students who scored 60 or more is If the total number of students in this class is 20, how many students scored less than 60?

A 4

B 8

C 10

D 16

Solution

Correct Answer: Option D