Mathematics · Averages
There are 15 students in a class. The average age of these students and their class teacher combined is 15 years. If the age of the teacher is excluded, the average age of the students drops by 2 years compared to the combined average. What is the age of the class teacher?
- 145✓
- 243
- 350
- 448
Correct answer
45
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Averages?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Averages