Question

3. The average age of 25 students is 16 years. Find
the average age, if a teacher aged 42 years is
included.
(1) 16 years
(2) 20 years (3) 18 years
(4) 19 years
(5) None of these​

Answer 1

Answer:

x/25=16

x=400

average age if 42yrs of teacher is included

442/26= 221/13= 17

Answer 2

Answer:

answerr is none of these