Question

The average age 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 1

hi.

solution:-

____________________________________

acourding to quetion,

●the average age of 35 student is 16.
= 35×16 = 560yr.
●the Average age of 21 students is 14
= 21 × 14 = 294 yr

●number of students = 35 - 21 = 14




●Total age of the remaining 14 students = ......560 - 294 = 266yr

●Average age of 14students is = 266/14
= 19yr ans.