The average of 35 students in a class is 16 years. The average age of 21 students is 14. What is the average age of remaining 14 students?
Q1. The average of 35 students in a class is 16 years. The average age of 21 students is 14. What is the average age of remaining 14 students?
Answer: 19 years
Explanation: Total age of 35 students = 35×16 = 560. Total age of 21 students = 21×14 = 294. Remaining 14 students' total = 266; average = 266/14 = 19 years.