General Studies · Number Classification
Which of the following numbers is different from the rest of the group? 11, 13, 17, 21
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 121✓
- 217
- 313
- 411
Correct answer
21
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!
Online Test Series
Preparing for General Studies?
Practice full-length General Studies mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Number Classification MCQs →Want more practice questions on Number Classification?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Studies · Number Classification