The average age of a group of 10 students was 20. The average age increased by 3 years when two new students joined the group. What is the average age of the two new students who joined the group?	Choices:	A) 22 years	B) 30 years	C) 38 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 23 = 276   The total age of 2 new students = 76   Their average =38   38 yearsorrect Option 38 years
<result>C</result>
The average age of a group of 10 students was 20. The average age increased by 3 years when two new students joined the group. What is the average age of the two new students who joined the group?