The average age of a group of 10 students was 20. The average age increased by 4 years when two new students joined the group. What is the average age of the two new students who joined the group? Choose the correct choice from the following options
A) 22 years  B) 30 years  C) 34 years  D) 44 years  E) None of these
The total age of 10 students with average 20 = 200   The total age of 12 students with average 24 = 288   The total age of 2 new students = 88   Their average =44   Correct Option 44 years
<result>D</result>
The average age of a group of 10 students was 20. The average age increased by 4 years when two new students joined the group. What is the average age of the two new students who joined the group?