Published by:
CGP EDU Academic Team
Published on: August 22, 2026
The mean age of 25 teachers in a school is 40 years. A teacher retires at the age of 60 years and a new teacher is appointed in his place. If the mean age of the teachers in this school now is 39 years, then the age (in years) of the newly appointed teacher is.
Text Solution
Verified by ExpertsThe correct answer is:
35
(35) 
Let age of newly appointed teacher is 
years
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
PART-I PHYSICS
SECTION-A
An oil drop of radius with a density is held stationary under a constan…
Match List-I with List-II.
List-I List-II
Imagine that the electron in a hydrogen atom is replaced by a muon . The mass of muon particle is …
A plane electromagnetic wave of frequency is travelling in vacuum along the direction. At a parti…
A thin circular ring of mass and radius is rotating about its axis with an angular speed . Two p…
Four identical long solenoids A, B, C and D are connected to each other as shown in the figure. If …