The average age of students in section A of 50 students is 14 years and the average age of students in section B of 30 students is 6 years. Find the average age of students in both sections taken together?
Answers
A) 20years B) 15years C) 18years D) 9years E) 11years
The required average = (50*14+30*6)/50+30 = 11 years   Answer is 11years
<result>E</result>
The average age of students in section A of 50 students is 14 years and the average age of students in section B of 30 students is 6 years. Find the average age of students in both sections taken together?