Mathematics · Average
The average age of 20 workers in a factory is 30 years. When a new worker is admitted, the average increases by 0.5 years. What is the age of the new worker?
- 138.5 years
- 241 years
- 339 years
- 440.5 years✓
Correct answer
40.5 years
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 Average?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Average